399005325

素因数分解:

$3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{12577}}^1$

素因数の和:12643

約数の個数: 48

約数和(自身を含む): 748642560

約数和(自身を除く): 349637235

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 135, 141, 225, 235, 423, 675, 705, 1175, 1269, 2115, 3525, 6345, 10575, 12577, 31725, 37731, 62885, 113193, 188655, 314425, 339579, 565965, 591119, 943275, 1697895, 1773357, 2829825, 2955595, 5320071, 8489475, 8866785, 14777975, 15960213, 26600355, 44333925, 79801065, 133001775, 399005325]

約数ペア:

[(1, 399005325), (3, 133001775), (5, 79801065), (9, 44333925), (15, 26600355), (25, 15960213), (27, 14777975), (45, 8866785), (47, 8489475), (75, 5320071), (135, 2955595), (141, 2829825), (225, 1773357), (235, 1697895), (423, 943275), (675, 591119), (705, 565965), (1175, 339579), (1269, 314425), (2115, 188655), (3525, 113193), (6345, 62885), (10575, 37731), (12577, 31725)]