64543817

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 76876800

約数和(自身を除く): 12332983

約数列:

[1, 13, 19, 43, 59, 103, 247, 559, 767, 817, 1121, 1339, 1957, 2537, 4429, 6077, 10621, 14573, 25441, 32981, 48203, 57577, 79001, 84151, 115463, 261311, 626639, 1093963, 1501019, 3397043, 4964909, 64543817]

約数ペア:

[(1, 64543817), (13, 4964909), (19, 3397043), (43, 1501019), (59, 1093963), (103, 626639), (247, 261311), (559, 115463), (767, 84151), (817, 79001), (1121, 57577), (1339, 48203), (1957, 32981), (2537, 25441), (4429, 14573), (6077, 10621)]