199984785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{701}}^1$

素因数の和:759

約数の個数: 128

約数和(自身を含む): 452874240

約数和(自身を除く): 252889455

約数列:

[1, 3, 5, 7, 11, 13, 15, 19, 21, 33, 35, 39, 55, 57, 65, 77, 91, 95, 105, 133, 143, 165, 195, 209, 231, 247, 273, 285, 385, 399, 429, 455, 627, 665, 701, 715, 741, 1001, 1045, 1155, 1235, 1365, 1463, 1729, 1995, 2103, 2145, 2717, 3003, 3135, 3505, 3705, 4389, 4907, 5005, 5187, 7315, 7711, 8151, 8645, 9113, 10515, 13319, 13585, 14721, 15015, 19019, 21945, 23133, 24535, 25935, 27339, 38555, 39957, 40755, 45565, 53977, 57057, 63791, 66595, 73605, 93233, 95095, 100243, 115665, 136695, 146509, 161931, 173147, 191373, 199785, 269885, 279699, 285285, 300729, 318955, 439527, 466165, 501215, 519441, 701701, 732545, 809655, 865735, 956865, 1025563, 1212029, 1398495, 1503645, 1904617, 2105103, 2197635, 2597205, 3076689, 3508505, 3636087, 5127815, 5713851, 6060145, 9523085, 10525515, 13332319, 15383445, 18180435, 28569255, 39996957, 66661595, 199984785]

約数ペア:

[(1, 199984785), (3, 66661595), (5, 39996957), (7, 28569255), (11, 18180435), (13, 15383445), (15, 13332319), (19, 10525515), (21, 9523085), (33, 6060145), (35, 5713851), (39, 5127815), (55, 3636087), (57, 3508505), (65, 3076689), (77, 2597205), (91, 2197635), (95, 2105103), (105, 1904617), (133, 1503645), (143, 1398495), (165, 1212029), (195, 1025563), (209, 956865), (231, 865735), (247, 809655), (273, 732545), (285, 701701), (385, 519441), (399, 501215), (429, 466165), (455, 439527), (627, 318955), (665, 300729), (701, 285285), (715, 279699), (741, 269885), (1001, 199785), (1045, 191373), (1155, 173147), (1235, 161931), (1365, 146509), (1463, 136695), (1729, 115665), (1995, 100243), (2103, 95095), (2145, 93233), (2717, 73605), (3003, 66595), (3135, 63791), (3505, 57057), (3705, 53977), (4389, 45565), (4907, 40755), (5005, 39957), (5187, 38555), (7315, 27339), (7711, 25935), (8151, 24535), (8645, 23133), (9113, 21945), (10515, 19019), (13319, 15015), (13585, 14721)]