80645721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 119159040

約数和(自身を除く): 38513319

約数列:

[1, 3, 13, 39, 61, 109, 183, 311, 327, 793, 933, 1417, 2379, 4043, 4251, 6649, 12129, 18971, 19947, 33899, 56913, 86437, 101697, 246623, 259311, 440687, 739869, 1322061, 2067839, 6203517, 26881907, 80645721]

約数ペア:

[(1, 80645721), (3, 26881907), (13, 6203517), (39, 2067839), (61, 1322061), (109, 739869), (183, 440687), (311, 259311), (327, 246623), (793, 101697), (933, 86437), (1417, 56913), (2379, 33899), (4043, 19947), (4251, 18971), (6649, 12129)]