18295875

素因数分解:

$3^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:179

約数の個数: 80

約数和(自身を含む): 36996960

約数和(自身を除く): 18701085

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 125, 135, 139, 195, 225, 325, 351, 375, 405, 417, 585, 675, 695, 975, 1053, 1125, 1251, 1625, 1755, 1807, 2025, 2085, 2925, 3375, 3475, 3753, 4875, 5265, 5421, 6255, 8775, 9035, 10125, 10425, 11259, 14625, 16263, 17375, 18765, 26325, 27105, 31275, 43875, 45175, 48789, 52125, 56295, 81315, 93825, 131625, 135525, 146367, 156375, 225875, 243945, 281475, 406575, 469125, 677625, 731835, 1219725, 1407375, 2032875, 3659175, 6098625, 18295875]

約数ペア:

[(1, 18295875), (3, 6098625), (5, 3659175), (9, 2032875), (13, 1407375), (15, 1219725), (25, 731835), (27, 677625), (39, 469125), (45, 406575), (65, 281475), (75, 243945), (81, 225875), (117, 156375), (125, 146367), (135, 135525), (139, 131625), (195, 93825), (225, 81315), (325, 56295), (351, 52125), (375, 48789), (405, 45175), (417, 43875), (585, 31275), (675, 27105), (695, 26325), (975, 18765), (1053, 17375), (1125, 16263), (1251, 14625), (1625, 11259), (1755, 10425), (1807, 10125), (2025, 9035), (2085, 8775), (2925, 6255), (3375, 5421), (3475, 5265), (3753, 4875)]