12758460309

素因数分解:

$3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{507557}}^1$

素因数の和:507599

約数の個数: 48

約数和(自身を含む): 23144644800

約数和(自身を除く): 10386184491

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 133, 147, 171, 189, 399, 441, 513, 931, 1197, 1323, 2793, 3591, 8379, 25137, 507557, 1522671, 3552899, 4568013, 9643583, 10658697, 13704039, 24870293, 28930749, 31976091, 67505081, 74610879, 86792247, 95928273, 202515243, 223832637, 260376741, 472535567, 607545729, 671497911, 1417606701, 1822637187, 4252820103, 12758460309]

約数ペア:

[(1, 12758460309), (3, 4252820103), (7, 1822637187), (9, 1417606701), (19, 671497911), (21, 607545729), (27, 472535567), (49, 260376741), (57, 223832637), (63, 202515243), (133, 95928273), (147, 86792247), (171, 74610879), (189, 67505081), (399, 31976091), (441, 28930749), (513, 24870293), (931, 13704039), (1197, 10658697), (1323, 9643583), (2793, 4568013), (3591, 3552899), (8379, 1522671), (25137, 507557)]