15243354

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{389}}^1$

素因数の和:715

約数の個数: 48

約数和(自身を含む): 37964160

約数和(自身を除く): 22720806

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 311, 389, 622, 778, 933, 1167, 1866, 2177, 2334, 2723, 2799, 3501, 4354, 5446, 5598, 6531, 7002, 8169, 13062, 16338, 19593, 24507, 39186, 49014, 120979, 241958, 362937, 725874, 846853, 1088811, 1693706, 2177622, 2540559, 5081118, 7621677, 15243354]

約数ペア:

[(1, 15243354), (2, 7621677), (3, 5081118), (6, 2540559), (7, 2177622), (9, 1693706), (14, 1088811), (18, 846853), (21, 725874), (42, 362937), (63, 241958), (126, 120979), (311, 49014), (389, 39186), (622, 24507), (778, 19593), (933, 16338), (1167, 13062), (1866, 8169), (2177, 7002), (2334, 6531), (2723, 5598), (2799, 5446), (3501, 4354)]