87461199

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2357}}^1$

素因数の和:2420

約数の個数: 48

約数和(自身を含む): 156948480

約数和(自身を除く): 69487281

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 93, 133, 171, 217, 279, 399, 589, 651, 1197, 1767, 1953, 2357, 4123, 5301, 7071, 12369, 16499, 21213, 37107, 44783, 49497, 73067, 134349, 148491, 219201, 313481, 403047, 511469, 657603, 940443, 1388273, 1534407, 2821329, 4164819, 4603221, 9717911, 12494457, 29153733, 87461199]

約数ペア:

[(1, 87461199), (3, 29153733), (7, 12494457), (9, 9717911), (19, 4603221), (21, 4164819), (31, 2821329), (57, 1534407), (63, 1388273), (93, 940443), (133, 657603), (171, 511469), (217, 403047), (279, 313481), (399, 219201), (589, 148491), (651, 134349), (1197, 73067), (1767, 49497), (1953, 44783), (2357, 37107), (4123, 21213), (5301, 16499), (7071, 12369)]