2113161939

素因数分解:

$3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{571}}^1$

素因数の和:758

約数の個数: 80

約数和(自身を含む): 3707548416

約数和(自身を除く): 1594386477

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 107, 183, 189, 321, 427, 549, 567, 571, 749, 963, 1281, 1647, 1713, 2247, 2889, 3843, 3997, 4941, 5139, 6527, 6741, 8667, 11529, 11991, 15417, 19581, 20223, 34587, 34831, 35973, 45689, 46251, 58743, 60669, 61097, 104493, 107919, 137067, 176229, 183291, 243817, 313479, 323757, 411201, 427679, 528687, 549873, 731451, 940437, 1233603, 1283037, 1649619, 2194353, 2821311, 3700809, 3726917, 3849111, 4948857, 6583059, 11180751, 11547333, 19749177, 26088419, 33542253, 34641999, 78265257, 100626759, 234795771, 301880277, 704387313, 2113161939]

約数ペア:

[(1, 2113161939), (3, 704387313), (7, 301880277), (9, 234795771), (21, 100626759), (27, 78265257), (61, 34641999), (63, 33542253), (81, 26088419), (107, 19749177), (183, 11547333), (189, 11180751), (321, 6583059), (427, 4948857), (549, 3849111), (567, 3726917), (571, 3700809), (749, 2821311), (963, 2194353), (1281, 1649619), (1647, 1283037), (1713, 1233603), (2247, 940437), (2889, 731451), (3843, 549873), (3997, 528687), (4941, 427679), (5139, 411201), (6527, 323757), (6741, 313479), (8667, 243817), (11529, 183291), (11991, 176229), (15417, 137067), (19581, 107919), (20223, 104493), (34587, 61097), (34831, 60669), (35973, 58743), (45689, 46251)]