19997463915

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3107609}}^1$

素因数の和:3107644

約数の個数: 48

約数和(自身を含む): 40722121440

約数和(自身を除く): 20724657525

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 6435, 3107609, 9322827, 15538045, 27968481, 34183699, 40398917, 46614135, 102551097, 121196751, 139842405, 170918495, 201994585, 307653291, 363590253, 444388087, 512755485, 605983755, 1333164261, 1538266455, 1817951265, 2221940435, 3999492783, 6665821305, 19997463915]

約数ペア:

[(1, 19997463915), (3, 6665821305), (5, 3999492783), (9, 2221940435), (11, 1817951265), (13, 1538266455), (15, 1333164261), (33, 605983755), (39, 512755485), (45, 444388087), (55, 363590253), (65, 307653291), (99, 201994585), (117, 170918495), (143, 139842405), (165, 121196751), (195, 102551097), (429, 46614135), (495, 40398917), (585, 34183699), (715, 27968481), (1287, 15538045), (2145, 9322827), (6435, 3107609)]