129131408

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{26813}}^1$

素因数の和:26871

約数の個数: 40

約数和(自身を含む): 292594368

約数和(自身を除く): 163462960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 26813, 53626, 107252, 187691, 214504, 375382, 429008, 750764, 1152959, 1501528, 2305918, 3003056, 4611836, 8070713, 9223672, 16141426, 18447344, 32282852, 64565704, 129131408]

約数ペア:

[(1, 129131408), (2, 64565704), (4, 32282852), (7, 18447344), (8, 16141426), (14, 9223672), (16, 8070713), (28, 4611836), (43, 3003056), (56, 2305918), (86, 1501528), (112, 1152959), (172, 750764), (301, 429008), (344, 375382), (602, 214504), (688, 187691), (1204, 107252), (2408, 53626), (4816, 26813)]