221035815

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{701}}^1$

素因数の和:750

約数の個数: 144

約数和(自身を含む): 524343456

約数和(自身を除く): 303307641

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 33, 35, 39, 45, 49, 55, 63, 65, 77, 91, 99, 105, 117, 143, 147, 165, 195, 231, 245, 273, 315, 385, 429, 441, 455, 495, 539, 585, 637, 693, 701, 715, 735, 819, 1001, 1155, 1287, 1365, 1617, 1911, 2103, 2145, 2205, 2695, 3003, 3185, 3465, 3505, 4095, 4851, 4907, 5005, 5733, 6309, 6435, 7007, 7711, 8085, 9009, 9113, 9555, 10515, 14721, 15015, 21021, 23133, 24255, 24535, 27339, 28665, 31545, 34349, 35035, 38555, 44163, 45045, 45565, 53977, 63063, 63791, 69399, 73605, 82017, 100243, 103047, 105105, 115665, 136695, 161931, 171745, 191373, 220815, 269885, 300729, 309141, 315315, 318955, 346995, 377839, 410085, 446537, 485793, 501215, 515235, 574119, 701701, 809655, 902187, 956865, 1133517, 1339611, 1503645, 1545705, 1889195, 2105103, 2232685, 2428965, 2870595, 3400551, 3508505, 4018833, 4510935, 4911907, 5667585, 6315309, 6698055, 10525515, 14735721, 17002755, 20094165, 24559535, 31576545, 44207163, 73678605, 221035815]

約数ペア:

[(1, 221035815), (3, 73678605), (5, 44207163), (7, 31576545), (9, 24559535), (11, 20094165), (13, 17002755), (15, 14735721), (21, 10525515), (33, 6698055), (35, 6315309), (39, 5667585), (45, 4911907), (49, 4510935), (55, 4018833), (63, 3508505), (65, 3400551), (77, 2870595), (91, 2428965), (99, 2232685), (105, 2105103), (117, 1889195), (143, 1545705), (147, 1503645), (165, 1339611), (195, 1133517), (231, 956865), (245, 902187), (273, 809655), (315, 701701), (385, 574119), (429, 515235), (441, 501215), (455, 485793), (495, 446537), (539, 410085), (585, 377839), (637, 346995), (693, 318955), (701, 315315), (715, 309141), (735, 300729), (819, 269885), (1001, 220815), (1155, 191373), (1287, 171745), (1365, 161931), (1617, 136695), (1911, 115665), (2103, 105105), (2145, 103047), (2205, 100243), (2695, 82017), (3003, 73605), (3185, 69399), (3465, 63791), (3505, 63063), (4095, 53977), (4851, 45565), (4907, 45045), (5005, 44163), (5733, 38555), (6309, 35035), (6435, 34349), (7007, 31545), (7711, 28665), (8085, 27339), (9009, 24535), (9113, 24255), (9555, 23133), (10515, 21021), (14721, 15015)]