72493485

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1583}}^1$

素因数の和:1705

約数の個数: 32

約数和(自身を含む): 120434688

約数和(自身を除く): 47941203

約数列:

[1, 3, 5, 15, 43, 71, 129, 213, 215, 355, 645, 1065, 1583, 3053, 4749, 7915, 9159, 15265, 23745, 45795, 68069, 112393, 204207, 337179, 340345, 561965, 1021035, 1685895, 4832899, 14498697, 24164495, 72493485]

約数ペア:

[(1, 72493485), (3, 24164495), (5, 14498697), (15, 4832899), (43, 1685895), (71, 1021035), (129, 561965), (213, 340345), (215, 337179), (355, 204207), (645, 112393), (1065, 68069), (1583, 45795), (3053, 23745), (4749, 15265), (7915, 9159)]