1212375

素因数分解:

$3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:132

約数の個数: 32

約数和(自身を含む): 2089152

約数和(自身を除く): 876777

約数列:

[1, 3, 5, 15, 25, 53, 61, 75, 125, 159, 183, 265, 305, 375, 795, 915, 1325, 1525, 3233, 3975, 4575, 6625, 7625, 9699, 16165, 19875, 22875, 48495, 80825, 242475, 404125, 1212375]

約数ペア:

[(1, 1212375), (3, 404125), (5, 242475), (15, 80825), (25, 48495), (53, 22875), (61, 19875), (75, 16165), (125, 9699), (159, 7625), (183, 6625), (265, 4575), (305, 3975), (375, 3233), (795, 1525), (915, 1325)]