329805008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{29917}}^1$

素因数の和:29991

約数の個数: 40

約数和(自身を含む): 701158248

約数和(自身を除く): 371353240

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 11024, 29917, 59834, 119668, 239336, 388921, 478672, 777842, 1555684, 1585601, 3111368, 3171202, 6222736, 6342404, 12684808, 20612813, 25369616, 41225626, 82451252, 164902504, 329805008]

約数ペア:

[(1, 329805008), (2, 164902504), (4, 82451252), (8, 41225626), (13, 25369616), (16, 20612813), (26, 12684808), (52, 6342404), (53, 6222736), (104, 3171202), (106, 3111368), (208, 1585601), (212, 1555684), (424, 777842), (689, 478672), (848, 388921), (1378, 239336), (2756, 119668), (5512, 59834), (11024, 29917)]