18047763937

素因数分解:

$7^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{619}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 21801104640

約数和(自身を除く): 3753340703

約数列:

[1, 7, 49, 67, 83, 107, 469, 581, 619, 749, 3283, 4067, 4333, 5243, 5561, 7169, 8881, 30331, 38927, 41473, 50183, 51377, 62167, 66233, 272489, 290311, 351281, 359639, 435169, 463631, 595027, 2032177, 2517473, 3245417, 3442259, 4165189, 4437611, 5497339, 24095813, 29156323, 31063277, 38481373, 168670691, 217442939, 269369611, 368321713, 2578251991, 18047763937]

約数ペア:

[(1, 18047763937), (7, 2578251991), (49, 368321713), (67, 269369611), (83, 217442939), (107, 168670691), (469, 38481373), (581, 31063277), (619, 29156323), (749, 24095813), (3283, 5497339), (4067, 4437611), (4333, 4165189), (5243, 3442259), (5561, 3245417), (7169, 2517473), (8881, 2032177), (30331, 595027), (38927, 463631), (41473, 435169), (50183, 359639), (51377, 351281), (62167, 290311), (66233, 272489)]