13398075

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{863}}^1$

素因数の和:905

約数の個数: 48

約数和(自身を含む): 25712640

約数和(自身を除く): 12314565

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 135, 207, 225, 345, 575, 621, 675, 863, 1035, 1725, 2589, 3105, 4315, 5175, 7767, 12945, 15525, 19849, 21575, 23301, 38835, 59547, 64725, 99245, 116505, 178641, 194175, 297735, 496225, 535923, 582525, 893205, 1488675, 2679615, 4466025, 13398075]

約数ペア:

[(1, 13398075), (3, 4466025), (5, 2679615), (9, 1488675), (15, 893205), (23, 582525), (25, 535923), (27, 496225), (45, 297735), (69, 194175), (75, 178641), (115, 116505), (135, 99245), (207, 64725), (225, 59547), (345, 38835), (575, 23301), (621, 21575), (675, 19849), (863, 15525), (1035, 12945), (1725, 7767), (2589, 5175), (3105, 4315)]