86971725

素因数分解:

$3^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1481}}^1$

素因数の和:1532

約数の個数: 60

約数和(自身を含む): 166769460

約数和(自身を除く): 79797735

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 81, 87, 135, 145, 225, 261, 405, 435, 675, 725, 783, 1305, 1481, 2025, 2175, 2349, 3915, 4443, 6525, 7405, 11745, 13329, 19575, 22215, 37025, 39987, 42949, 58725, 66645, 111075, 119961, 128847, 199935, 214745, 333225, 386541, 599805, 644235, 999675, 1073725, 1159623, 1932705, 2999025, 3221175, 3478869, 5798115, 9663525, 17394345, 28990575, 86971725]

約数ペア:

[(1, 86971725), (3, 28990575), (5, 17394345), (9, 9663525), (15, 5798115), (25, 3478869), (27, 3221175), (29, 2999025), (45, 1932705), (75, 1159623), (81, 1073725), (87, 999675), (135, 644235), (145, 599805), (225, 386541), (261, 333225), (405, 214745), (435, 199935), (675, 128847), (725, 119961), (783, 111075), (1305, 66645), (1481, 58725), (2025, 42949), (2175, 39987), (2349, 37025), (3915, 22215), (4443, 19575), (6525, 13329), (7405, 11745)]