131293968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{210407}}^1$

素因数の和:210431

約数の個数: 40

約数和(自身を含む): 365268288

約数和(自身を除く): 233974320

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 210407, 420814, 631221, 841628, 1262442, 1683256, 2524884, 2735291, 3366512, 5049768, 5470582, 8205873, 10099536, 10941164, 16411746, 21882328, 32823492, 43764656, 65646984, 131293968]

約数ペア:

[(1, 131293968), (2, 65646984), (3, 43764656), (4, 32823492), (6, 21882328), (8, 16411746), (12, 10941164), (13, 10099536), (16, 8205873), (24, 5470582), (26, 5049768), (39, 3366512), (48, 2735291), (52, 2524884), (78, 1683256), (104, 1262442), (156, 841628), (208, 631221), (312, 420814), (624, 210407)]