38518389

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 71662080

約数和(自身を除く): 33143691

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 61, 63, 91, 117, 183, 189, 257, 273, 351, 427, 549, 771, 793, 819, 1281, 1647, 1799, 2313, 2379, 2457, 3341, 3843, 5397, 5551, 6939, 7137, 10023, 11529, 15677, 16191, 16653, 21411, 23387, 30069, 47031, 48573, 49959, 70161, 90207, 109739, 141093, 149877, 203801, 210483, 329217, 423279, 611403, 631449, 987651, 1426607, 1834209, 2962953, 4279821, 5502627, 12839463, 38518389]

約数ペア:

[(1, 38518389), (3, 12839463), (7, 5502627), (9, 4279821), (13, 2962953), (21, 1834209), (27, 1426607), (39, 987651), (61, 631449), (63, 611403), (91, 423279), (117, 329217), (183, 210483), (189, 203801), (257, 149877), (273, 141093), (351, 109739), (427, 90207), (549, 70161), (771, 49959), (793, 48573), (819, 47031), (1281, 30069), (1647, 23387), (1799, 21411), (2313, 16653), (2379, 16191), (2457, 15677), (3341, 11529), (3843, 10023), (5397, 7137), (5551, 6939)]