55921996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 108972864

約数和(自身を除く): 53050868

約数列:

[1, 2, 4, 13, 26, 52, 53, 103, 106, 197, 206, 212, 394, 412, 689, 788, 1339, 1378, 2561, 2678, 2756, 5122, 5356, 5459, 10244, 10441, 10918, 20291, 20882, 21836, 40582, 41764, 70967, 81164, 135733, 141934, 263783, 271466, 283868, 527566, 542932, 1055132, 1075423, 2150846, 4301692, 13980499, 27960998, 55921996]

約数ペア:

[(1, 55921996), (2, 27960998), (4, 13980499), (13, 4301692), (26, 2150846), (52, 1075423), (53, 1055132), (103, 542932), (106, 527566), (197, 283868), (206, 271466), (212, 263783), (394, 141934), (412, 135733), (689, 81164), (788, 70967), (1339, 41764), (1378, 40582), (2561, 21836), (2678, 20882), (2756, 20291), (5122, 10918), (5356, 10441), (5459, 10244)]