13528125

素因数分解:

$3^2\times 5^5\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:81

約数の個数: 72

約数和(自身を含む): 27013896

約数和(自身を除く): 13485771

約数列:

[1, 3, 5, 9, 13, 15, 25, 37, 39, 45, 65, 75, 111, 117, 125, 185, 195, 225, 325, 333, 375, 481, 555, 585, 625, 925, 975, 1125, 1443, 1625, 1665, 1875, 2405, 2775, 2925, 3125, 4329, 4625, 4875, 5625, 7215, 8125, 8325, 9375, 12025, 13875, 14625, 21645, 23125, 24375, 28125, 36075, 40625, 41625, 60125, 69375, 73125, 108225, 115625, 121875, 180375, 208125, 300625, 346875, 365625, 541125, 901875, 1040625, 1503125, 2705625, 4509375, 13528125]

約数ペア:

[(1, 13528125), (3, 4509375), (5, 2705625), (9, 1503125), (13, 1040625), (15, 901875), (25, 541125), (37, 365625), (39, 346875), (45, 300625), (65, 208125), (75, 180375), (111, 121875), (117, 115625), (125, 108225), (185, 73125), (195, 69375), (225, 60125), (325, 41625), (333, 40625), (375, 36075), (481, 28125), (555, 24375), (585, 23125), (625, 21645), (925, 14625), (975, 13875), (1125, 12025), (1443, 9375), (1625, 8325), (1665, 8125), (1875, 7215), (2405, 5625), (2775, 4875), (2925, 4625), (3125, 4329)]