71222945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 94058496

約数和(自身を除く): 22835551

約数列:

[1, 5, 17, 41, 85, 107, 191, 205, 535, 697, 955, 1819, 3247, 3485, 4387, 7831, 9095, 16235, 20437, 21935, 39155, 74579, 102185, 133127, 347429, 372895, 665635, 837917, 1737145, 4189585, 14244589, 71222945]

約数ペア:

[(1, 71222945), (5, 14244589), (17, 4189585), (41, 1737145), (85, 837917), (107, 665635), (191, 372895), (205, 347429), (535, 133127), (697, 102185), (955, 74579), (1819, 39155), (3247, 21935), (3485, 20437), (4387, 16235), (7831, 9095)]