15661235135

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{313}}^1\times {\mathrm{397}}^1$

素因数の和:1012

約数の個数: 64

約数和(自身を含む): 23346769152

約数和(自身を除く): 7685534017

約数列:

[1, 5, 7, 13, 35, 65, 91, 277, 313, 397, 455, 1385, 1565, 1939, 1985, 2191, 2779, 3601, 4069, 5161, 9695, 10955, 13895, 18005, 20345, 25207, 25805, 28483, 36127, 86701, 109969, 124261, 126035, 142415, 180635, 433505, 549845, 606907, 621305, 769783, 869827, 1127113, 1429597, 1615393, 3034535, 3848915, 4349135, 5635565, 7147985, 7889791, 8076965, 10007179, 11307751, 34420297, 39448955, 50035895, 56538755, 172101485, 240942079, 447463861, 1204710395, 2237319305, 3132247027, 15661235135]

約数ペア:

[(1, 15661235135), (5, 3132247027), (7, 2237319305), (13, 1204710395), (35, 447463861), (65, 240942079), (91, 172101485), (277, 56538755), (313, 50035895), (397, 39448955), (455, 34420297), (1385, 11307751), (1565, 10007179), (1939, 8076965), (1985, 7889791), (2191, 7147985), (2779, 5635565), (3601, 4349135), (4069, 3848915), (5161, 3034535), (9695, 1615393), (10955, 1429597), (13895, 1127113), (18005, 869827), (20345, 769783), (25207, 621305), (25805, 606907), (28483, 549845), (36127, 433505), (86701, 180635), (109969, 142415), (124261, 126035)]