7890375

素因数分解:

$3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 13411008

約数和(自身を除く): 5520633

約数列:

[1, 3, 5, 15, 25, 53, 75, 125, 159, 265, 375, 397, 795, 1191, 1325, 1985, 3975, 5955, 6625, 9925, 19875, 21041, 29775, 49625, 63123, 105205, 148875, 315615, 526025, 1578075, 2630125, 7890375]

約数ペア:

[(1, 7890375), (3, 2630125), (5, 1578075), (15, 526025), (25, 315615), (53, 148875), (75, 105205), (125, 63123), (159, 49625), (265, 29775), (375, 21041), (397, 19875), (795, 9925), (1191, 6625), (1325, 5955), (1985, 3975)]