318757725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9907}}^1$

素因数の和:9947

約数の個数: 72

約数和(自身を含む): 670811232

約数和(自身を除く): 352053507

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 45, 55, 65, 75, 99, 117, 143, 165, 195, 225, 275, 325, 429, 495, 585, 715, 825, 975, 1287, 2145, 2475, 2925, 3575, 6435, 9907, 10725, 29721, 32175, 49535, 89163, 108977, 128791, 148605, 247675, 326931, 386373, 445815, 544885, 643955, 743025, 980793, 1159119, 1416701, 1634655, 1931865, 2229075, 2724425, 3219775, 4250103, 4903965, 5795595, 7083505, 8173275, 9659325, 12750309, 21250515, 24519825, 28977975, 35417525, 63751545, 106252575, 318757725]

約数ペア:

[(1, 318757725), (3, 106252575), (5, 63751545), (9, 35417525), (11, 28977975), (13, 24519825), (15, 21250515), (25, 12750309), (33, 9659325), (39, 8173275), (45, 7083505), (55, 5795595), (65, 4903965), (75, 4250103), (99, 3219775), (117, 2724425), (143, 2229075), (165, 1931865), (195, 1634655), (225, 1416701), (275, 1159119), (325, 980793), (429, 743025), (495, 643955), (585, 544885), (715, 445815), (825, 386373), (975, 326931), (1287, 247675), (2145, 148605), (2475, 128791), (2925, 108977), (3575, 89163), (6435, 49535), (9907, 32175), (10725, 29721)]