278911048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{30133}}^1$

素因数の和:30241

約数の個数: 32

約数和(自身を含む): 569532600

約数和(自身を除く): 290621552

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 4628, 9256, 30133, 60266, 120532, 241064, 391729, 783458, 1566916, 2681837, 3133832, 5363674, 10727348, 21454696, 34863881, 69727762, 139455524, 278911048]

約数ペア:

[(1, 278911048), (2, 139455524), (4, 69727762), (8, 34863881), (13, 21454696), (26, 10727348), (52, 5363674), (89, 3133832), (104, 2681837), (178, 1566916), (356, 783458), (712, 391729), (1157, 241064), (2314, 120532), (4628, 60266), (9256, 30133)]