28258710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13267}}^1$

素因数の和:13348

約数の個数: 32

約数和(自身を含む): 68781312

約数和(自身を除く): 40522602

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 13267, 26534, 39801, 66335, 79602, 132670, 199005, 398010, 941957, 1883914, 2825871, 4709785, 5651742, 9419570, 14129355, 28258710]

約数ペア:

[(1, 28258710), (2, 14129355), (3, 9419570), (5, 5651742), (6, 4709785), (10, 2825871), (15, 1883914), (30, 941957), (71, 398010), (142, 199005), (213, 132670), (355, 79602), (426, 66335), (710, 39801), (1065, 26534), (2130, 13267)]