9997297725

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{97}}^2\times {\mathrm{457}}^1$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 17277489408

約数和(自身を除く): 7280191683

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 97, 155, 291, 457, 465, 485, 775, 1371, 1455, 2285, 2325, 2425, 3007, 6855, 7275, 9021, 9409, 11425, 14167, 15035, 28227, 34275, 42501, 44329, 45105, 47045, 70835, 75175, 132987, 141135, 212505, 221645, 225525, 235225, 291679, 354175, 664935, 705675, 875037, 1062525, 1108225, 1374199, 1458395, 3324675, 4122597, 4299913, 4375185, 6870995, 7291975, 12899739, 20612985, 21499565, 21875925, 34354975, 64498695, 103064925, 107497825, 133297303, 322493475, 399891909, 666486515, 1999459545, 3332432575, 9997297725]

約数ペア:

[(1, 9997297725), (3, 3332432575), (5, 1999459545), (15, 666486515), (25, 399891909), (31, 322493475), (75, 133297303), (93, 107497825), (97, 103064925), (155, 64498695), (291, 34354975), (457, 21875925), (465, 21499565), (485, 20612985), (775, 12899739), (1371, 7291975), (1455, 6870995), (2285, 4375185), (2325, 4299913), (2425, 4122597), (3007, 3324675), (6855, 1458395), (7275, 1374199), (9021, 1108225), (9409, 1062525), (11425, 875037), (14167, 705675), (15035, 664935), (28227, 354175), (34275, 291679), (42501, 235225), (44329, 225525), (45105, 221645), (47045, 212505), (70835, 141135), (75175, 132987)]