87204978

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{281}}^1\times {\mathrm{821}}^1$

素因数の和:1120

約数の個数: 64

約数和(自身を含む): 222531840

約数和(自身を除く): 135326862

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 281, 378, 562, 821, 843, 1642, 1686, 1967, 2463, 2529, 3934, 4926, 5058, 5747, 5901, 7389, 7587, 11494, 11802, 14778, 15174, 17241, 17703, 22167, 34482, 35406, 44334, 51723, 53109, 103446, 106218, 155169, 230701, 310338, 461402, 692103, 1384206, 1614907, 2076309, 3229814, 4152618, 4844721, 6228927, 9689442, 12457854, 14534163, 29068326, 43602489, 87204978]

約数ペア:

[(1, 87204978), (2, 43602489), (3, 29068326), (6, 14534163), (7, 12457854), (9, 9689442), (14, 6228927), (18, 4844721), (21, 4152618), (27, 3229814), (42, 2076309), (54, 1614907), (63, 1384206), (126, 692103), (189, 461402), (281, 310338), (378, 230701), (562, 155169), (821, 106218), (843, 103446), (1642, 53109), (1686, 51723), (1967, 44334), (2463, 35406), (2529, 34482), (3934, 22167), (4926, 17703), (5058, 17241), (5747, 15174), (5901, 14778), (7389, 11802), (7587, 11494)]