280541324

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{126827}}^1$

素因数の和:126917

約数の個数: 24

約数和(自身を含む): 568189440

約数和(自身を除く): 287648116

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 126827, 253654, 507308, 887789, 1775578, 3551156, 10019333, 20038666, 40077332, 70135331, 140270662, 280541324]

約数ペア:

[(1, 280541324), (2, 140270662), (4, 70135331), (7, 40077332), (14, 20038666), (28, 10019333), (79, 3551156), (158, 1775578), (316, 887789), (553, 507308), (1106, 253654), (2212, 126827)]