87401835

素因数分解:

$3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3221}}^1$

素因数の和:3305

約数の個数: 40

約数和(自身を含む): 159063696

約数和(自身を除く): 71661861

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 81, 135, 201, 335, 405, 603, 1005, 1809, 3015, 3221, 5427, 9045, 9663, 16105, 27135, 28989, 48315, 86967, 144945, 215807, 260901, 434835, 647421, 1079035, 1304505, 1942263, 3237105, 5826789, 9711315, 17480367, 29133945, 87401835]

約数ペア:

[(1, 87401835), (3, 29133945), (5, 17480367), (9, 9711315), (15, 5826789), (27, 3237105), (45, 1942263), (67, 1304505), (81, 1079035), (135, 647421), (201, 434835), (335, 260901), (405, 215807), (603, 144945), (1005, 86967), (1809, 48315), (3015, 28989), (3221, 27135), (5427, 16105), (9045, 9663)]