215220104

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{78893}}^1$

素因数の和:78941

約数の個数: 32

約数和(自身を含む): 454429440

約数和(自身を除く): 239209336

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 78893, 157786, 315572, 631144, 867823, 1735646, 2445683, 3471292, 4891366, 6942584, 9782732, 19565464, 26902513, 53805026, 107610052, 215220104]

約数ペア:

[(1, 215220104), (2, 107610052), (4, 53805026), (8, 26902513), (11, 19565464), (22, 9782732), (31, 6942584), (44, 4891366), (62, 3471292), (88, 2445683), (124, 1735646), (248, 867823), (341, 631144), (682, 315572), (1364, 157786), (2728, 78893)]