1226745

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:263

約数の個数: 40

約数和(自身を含む): 2378376

約数和(自身を除く): 1151631

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 233, 351, 405, 585, 699, 1053, 1165, 1755, 2097, 3029, 3495, 5265, 6291, 9087, 10485, 15145, 18873, 27261, 31455, 45435, 81783, 94365, 136305, 245349, 408915, 1226745]

約数ペア:

[(1, 1226745), (3, 408915), (5, 245349), (9, 136305), (13, 94365), (15, 81783), (27, 45435), (39, 31455), (45, 27261), (65, 18873), (81, 15145), (117, 10485), (135, 9087), (195, 6291), (233, 5265), (351, 3495), (405, 3029), (585, 2097), (699, 1755), (1053, 1165)]