38357319

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 70253568

約数和(自身を除く): 31896249

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 53, 77, 91, 143, 159, 231, 241, 273, 371, 429, 583, 689, 723, 1001, 1113, 1687, 1749, 2067, 2651, 3003, 3133, 4081, 4823, 5061, 7579, 7953, 9399, 12243, 12773, 14469, 18557, 21931, 22737, 34463, 38319, 53053, 55671, 65793, 89411, 103389, 140503, 159159, 166049, 241241, 268233, 421509, 498147, 723723, 983521, 1162343, 1826539, 2950563, 3487029, 5479617, 12785773, 38357319]

約数ペア:

[(1, 38357319), (3, 12785773), (7, 5479617), (11, 3487029), (13, 2950563), (21, 1826539), (33, 1162343), (39, 983521), (53, 723723), (77, 498147), (91, 421509), (143, 268233), (159, 241241), (231, 166049), (241, 159159), (273, 140503), (371, 103389), (429, 89411), (583, 65793), (689, 55671), (723, 53053), (1001, 38319), (1113, 34463), (1687, 22737), (1749, 21931), (2067, 18557), (2651, 14469), (3003, 12773), (3133, 12243), (4081, 9399), (4823, 7953), (5061, 7579)]