39394755

素因数分解:

$3^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{461}}^1$

素因数の和:689

約数の個数: 40

約数和(自身を含む): 71107344

約数和(自身を除く): 31712589

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 211, 405, 461, 633, 1055, 1383, 1899, 2305, 3165, 4149, 5697, 6915, 9495, 12447, 17091, 20745, 28485, 37341, 62235, 85455, 97271, 186705, 291813, 486355, 875439, 1459065, 2626317, 4377195, 7878951, 13131585, 39394755]

約数ペア:

[(1, 39394755), (3, 13131585), (5, 7878951), (9, 4377195), (15, 2626317), (27, 1459065), (45, 875439), (81, 486355), (135, 291813), (211, 186705), (405, 97271), (461, 85455), (633, 62235), (1055, 37341), (1383, 28485), (1899, 20745), (2305, 17091), (3165, 12447), (4149, 9495), (5697, 6915)]