86915218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 143700480

約数和(自身を除く): 56785262

約数列:

[1, 2, 13, 26, 71, 142, 197, 239, 394, 478, 923, 1846, 2561, 3107, 5122, 6214, 13987, 16969, 27974, 33938, 47083, 94166, 181831, 220597, 363662, 441194, 612079, 1224158, 3342893, 6685786, 43457609, 86915218]

約数ペア:

[(1, 86915218), (2, 43457609), (13, 6685786), (26, 3342893), (71, 1224158), (142, 612079), (197, 441194), (239, 363662), (394, 220597), (478, 181831), (923, 94166), (1846, 47083), (2561, 33938), (3107, 27974), (5122, 16969), (6214, 13987)]