3993975

素因数分解:

$3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 7534240

約数和(自身を除く): 3540265

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 97, 135, 183, 225, 291, 305, 485, 549, 675, 873, 915, 1455, 1525, 1647, 2425, 2619, 2745, 4365, 4575, 5917, 7275, 8235, 13095, 13725, 17751, 21825, 29585, 41175, 53253, 65475, 88755, 147925, 159759, 266265, 443775, 798795, 1331325, 3993975]

約数ペア:

[(1, 3993975), (3, 1331325), (5, 798795), (9, 443775), (15, 266265), (25, 159759), (27, 147925), (45, 88755), (61, 65475), (75, 53253), (97, 41175), (135, 29585), (183, 21825), (225, 17751), (291, 13725), (305, 13095), (485, 8235), (549, 7275), (675, 5917), (873, 4575), (915, 4365), (1455, 2745), (1525, 2619), (1647, 2425)]