289789424

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{229}}^1\times {\mathrm{569}}^1$

素因数の和:945

約数の個数: 40

約数和(自身を含む): 568974000

約数和(自身を除く): 279184576

約数列:

[1, 2, 4, 8, 16, 139, 229, 278, 458, 556, 569, 916, 1112, 1138, 1832, 2224, 2276, 3664, 4552, 9104, 31831, 63662, 79091, 127324, 130301, 158182, 254648, 260602, 316364, 509296, 521204, 632728, 1042408, 1265456, 2084816, 18111839, 36223678, 72447356, 144894712, 289789424]

約数ペア:

[(1, 289789424), (2, 144894712), (4, 72447356), (8, 36223678), (16, 18111839), (139, 2084816), (229, 1265456), (278, 1042408), (458, 632728), (556, 521204), (569, 509296), (916, 316364), (1112, 260602), (1138, 254648), (1832, 158182), (2224, 130301), (2276, 127324), (3664, 79091), (4552, 63662), (9104, 31831)]