71187220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{273797}}^1$

素因数の和:273819

約数の個数: 24

約数和(自身を含む): 160993224

約数和(自身を除く): 89806004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 273797, 547594, 1095188, 1368985, 2737970, 3559361, 5475940, 7118722, 14237444, 17796805, 35593610, 71187220]

約数ペア:

[(1, 71187220), (2, 35593610), (4, 17796805), (5, 14237444), (10, 7118722), (13, 5475940), (20, 3559361), (26, 2737970), (52, 1368985), (65, 1095188), (130, 547594), (260, 273797)]