15394275

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 31369520

約数和(自身を除く): 15975245

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 57, 65, 75, 95, 117, 171, 195, 225, 247, 277, 285, 325, 475, 585, 741, 831, 855, 975, 1235, 1385, 1425, 2223, 2493, 2925, 3601, 3705, 4155, 4275, 5263, 6175, 6925, 10803, 11115, 12465, 15789, 18005, 18525, 20775, 26315, 32409, 47367, 54015, 55575, 62325, 68419, 78945, 90025, 131575, 162045, 205257, 236835, 270075, 342095, 394725, 615771, 810225, 1026285, 1184175, 1710475, 3078855, 5131425, 15394275]

約数ペア:

[(1, 15394275), (3, 5131425), (5, 3078855), (9, 1710475), (13, 1184175), (15, 1026285), (19, 810225), (25, 615771), (39, 394725), (45, 342095), (57, 270075), (65, 236835), (75, 205257), (95, 162045), (117, 131575), (171, 90025), (195, 78945), (225, 68419), (247, 62325), (277, 55575), (285, 54015), (325, 47367), (475, 32409), (585, 26315), (741, 20775), (831, 18525), (855, 18005), (975, 15789), (1235, 12465), (1385, 11115), (1425, 10803), (2223, 6925), (2493, 6175), (2925, 5263), (3601, 4275), (3705, 4155)]