1947285

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 3414840

約数和(自身を除く): 1467555

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 397, 545, 981, 1191, 1635, 1985, 3573, 4905, 5955, 17865, 43273, 129819, 216365, 389457, 649095, 1947285]

約数ペア:

[(1, 1947285), (3, 649095), (5, 389457), (9, 216365), (15, 129819), (45, 43273), (109, 17865), (327, 5955), (397, 4905), (545, 3573), (981, 1985), (1191, 1635)]