886402985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{2539}}^1$

素因数の和:2729

約数の個数: 32

約数和(自身を含む): 1182867840

約数和(自身を除く): 296464855

約数列:

[1, 5, 13, 41, 65, 131, 205, 533, 655, 1703, 2539, 2665, 5371, 8515, 12695, 26855, 33007, 69823, 104099, 165035, 332609, 349115, 520495, 1353287, 1663045, 4323917, 6766435, 13636969, 21619585, 68184845, 177280597, 886402985]

約数ペア:

[(1, 886402985), (5, 177280597), (13, 68184845), (41, 21619585), (65, 13636969), (131, 6766435), (205, 4323917), (533, 1663045), (655, 1353287), (1703, 520495), (2539, 349115), (2665, 332609), (5371, 165035), (8515, 104099), (12695, 69823), (26855, 33007)]