12901907907

素因数分解:

$3^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{159869}}^1$

素因数の和:159953

約数の個数: 48

約数和(自身を含む): 22599223200

約数和(自身を除く): 9697315293

約数列:

[1, 3, 7, 9, 21, 27, 49, 61, 63, 147, 183, 189, 427, 441, 549, 1281, 1323, 1647, 2989, 3843, 8967, 11529, 26901, 80703, 159869, 479607, 1119083, 1438821, 3357249, 4316463, 7833581, 9752009, 10071747, 23500743, 29256027, 30215241, 68264063, 70502229, 87768081, 204792189, 211506687, 263304243, 477848441, 614376567, 1433545323, 1843129701, 4300635969, 12901907907]

約数ペア:

[(1, 12901907907), (3, 4300635969), (7, 1843129701), (9, 1433545323), (21, 614376567), (27, 477848441), (49, 263304243), (61, 211506687), (63, 204792189), (147, 87768081), (183, 70502229), (189, 68264063), (427, 30215241), (441, 29256027), (549, 23500743), (1281, 10071747), (1323, 9752009), (1647, 7833581), (2989, 4316463), (3843, 3357249), (8967, 1438821), (11529, 1119083), (26901, 479607), (80703, 159869)]