213473498

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{521}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 386682984

約数和(自身を除く): 173209486

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 113, 226, 259, 518, 521, 791, 1042, 1582, 1813, 3626, 3647, 4181, 5537, 7294, 8362, 11074, 19277, 25529, 29267, 38554, 51058, 58534, 58873, 117746, 134939, 204869, 269878, 409738, 412111, 824222, 944573, 1889146, 2178301, 2884777, 4356602, 5769554, 15248107, 30496214, 106736749, 213473498]

約数ペア:

[(1, 213473498), (2, 106736749), (7, 30496214), (14, 15248107), (37, 5769554), (49, 4356602), (74, 2884777), (98, 2178301), (113, 1889146), (226, 944573), (259, 824222), (518, 412111), (521, 409738), (791, 269878), (1042, 204869), (1582, 134939), (1813, 117746), (3626, 58873), (3647, 58534), (4181, 51058), (5537, 38554), (7294, 29267), (8362, 25529), (11074, 19277)]