281854612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{22679}}^1$

素因数の和:22935

約数の個数: 24

約数和(自身を含む): 533433600

約数和(自身を除く): 251578988

約数列:

[1, 2, 4, 13, 26, 52, 239, 478, 956, 3107, 6214, 12428, 22679, 45358, 90716, 294827, 589654, 1179308, 5420281, 10840562, 21681124, 70463653, 140927306, 281854612]

約数ペア:

[(1, 281854612), (2, 140927306), (4, 70463653), (13, 21681124), (26, 10840562), (52, 5420281), (239, 1179308), (478, 589654), (956, 294827), (3107, 90716), (6214, 45358), (12428, 22679)]