207494145

素因数分解:

$3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{9391}}^1$

素因数の和:9893

約数の個数: 24

約数和(自身を含む): 360427392

約数和(自身を除く): 152933247

約数列:

[1, 3, 5, 9, 15, 45, 491, 1473, 2455, 4419, 7365, 9391, 22095, 28173, 46955, 84519, 140865, 422595, 4610981, 13832943, 23054905, 41498829, 69164715, 207494145]

約数ペア:

[(1, 207494145), (3, 69164715), (5, 41498829), (9, 23054905), (15, 13832943), (45, 4610981), (491, 422595), (1473, 140865), (2455, 84519), (4419, 46955), (7365, 28173), (9391, 22095)]