256937238

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{153487}}^1$

素因数の和:153529

約数の個数: 32

約数和(自身を含む): 589393920

約数和(自身を除く): 332456682

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 153487, 306974, 460461, 920922, 1381383, 2762766, 4144149, 4758097, 8288298, 9516194, 14274291, 28548582, 42822873, 85645746, 128468619, 256937238]

約数ペア:

[(1, 256937238), (2, 128468619), (3, 85645746), (6, 42822873), (9, 28548582), (18, 14274291), (27, 9516194), (31, 8288298), (54, 4758097), (62, 4144149), (93, 2762766), (186, 1381383), (279, 920922), (558, 460461), (837, 306974), (1674, 153487)]