12621375

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{863}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 24530688

約数和(自身を除く): 11909313

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 325, 375, 585, 863, 975, 1125, 1625, 2589, 2925, 4315, 4875, 7767, 11219, 12945, 14625, 21575, 33657, 38835, 56095, 64725, 100971, 107875, 168285, 194175, 280475, 323625, 504855, 841425, 970875, 1402375, 2524275, 4207125, 12621375]

約数ペア:

[(1, 12621375), (3, 4207125), (5, 2524275), (9, 1402375), (13, 970875), (15, 841425), (25, 504855), (39, 323625), (45, 280475), (65, 194175), (75, 168285), (117, 107875), (125, 100971), (195, 64725), (225, 56095), (325, 38835), (375, 33657), (585, 21575), (863, 14625), (975, 12945), (1125, 11219), (1625, 7767), (2589, 4875), (2925, 4315)]