172643805

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13751}}^1$

素因数の和:13799

約数の個数: 40

約数和(自身を含む): 319486464

約数和(自身を除く): 146842659

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2511, 4185, 12555, 13751, 41253, 68755, 123759, 206265, 371277, 426281, 618795, 1113831, 1278843, 1856385, 2131405, 3836529, 5569155, 6394215, 11509587, 19182645, 34528761, 57547935, 172643805]

約数ペア:

[(1, 172643805), (3, 57547935), (5, 34528761), (9, 19182645), (15, 11509587), (27, 6394215), (31, 5569155), (45, 3836529), (81, 2131405), (93, 1856385), (135, 1278843), (155, 1113831), (279, 618795), (405, 426281), (465, 371277), (837, 206265), (1395, 123759), (2511, 68755), (4185, 41253), (12555, 13751)]