15383925

素因数分解:

$3^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:200

約数の個数: 60

約数和(自身を含む): 29167776

約数和(自身を除く): 13783851

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 81, 107, 135, 213, 225, 321, 355, 405, 535, 639, 675, 963, 1065, 1605, 1775, 1917, 2025, 2675, 2889, 3195, 4815, 5325, 5751, 7597, 8025, 8667, 9585, 14445, 15975, 22791, 24075, 28755, 37985, 43335, 47925, 68373, 72225, 113955, 143775, 189925, 205119, 216675, 341865, 569775, 615357, 1025595, 1709325, 3076785, 5127975, 15383925]

約数ペア:

[(1, 15383925), (3, 5127975), (5, 3076785), (9, 1709325), (15, 1025595), (25, 615357), (27, 569775), (45, 341865), (71, 216675), (75, 205119), (81, 189925), (107, 143775), (135, 113955), (213, 72225), (225, 68373), (321, 47925), (355, 43335), (405, 37985), (535, 28755), (639, 24075), (675, 22791), (963, 15975), (1065, 14445), (1605, 9585), (1775, 8667), (1917, 8025), (2025, 7597), (2675, 5751), (2889, 5325), (3195, 4815)]