74697870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191533}}^1$

素因数の和:191556

約数の個数: 32

約数和(自身を含む): 193066272

約数和(自身を除く): 118368402

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 191533, 383066, 574599, 957665, 1149198, 1915330, 2489929, 2872995, 4979858, 5745990, 7469787, 12449645, 14939574, 24899290, 37348935, 74697870]

約数ペア:

[(1, 74697870), (2, 37348935), (3, 24899290), (5, 14939574), (6, 12449645), (10, 7469787), (13, 5745990), (15, 4979858), (26, 2872995), (30, 2489929), (39, 1915330), (65, 1149198), (78, 957665), (130, 574599), (195, 383066), (390, 191533)]