40897845

素因数分解:

$3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{617}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 72973440

約数和(自身を除く): 32075595

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 491, 617, 1473, 1851, 2455, 3085, 4419, 5553, 7365, 9255, 13257, 16659, 22095, 27765, 66285, 83295, 302947, 908841, 1514735, 2726523, 4544205, 8179569, 13632615, 40897845]

約数ペア:

[(1, 40897845), (3, 13632615), (5, 8179569), (9, 4544205), (15, 2726523), (27, 1514735), (45, 908841), (135, 302947), (491, 83295), (617, 66285), (1473, 27765), (1851, 22095), (2455, 16659), (3085, 13257), (4419, 9255), (5553, 7365)]