81813756

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{1009}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 198525600

約数和(自身を除く): 116711844

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 233, 348, 466, 699, 932, 1009, 1398, 2018, 2796, 3027, 4036, 6054, 6757, 12108, 13514, 20271, 27028, 29261, 40542, 58522, 81084, 87783, 117044, 175566, 235097, 351132, 470194, 705291, 940388, 1410582, 2821164, 6817813, 13635626, 20453439, 27271252, 40906878, 81813756]

約数ペア:

[(1, 81813756), (2, 40906878), (3, 27271252), (4, 20453439), (6, 13635626), (12, 6817813), (29, 2821164), (58, 1410582), (87, 940388), (116, 705291), (174, 470194), (233, 351132), (348, 235097), (466, 175566), (699, 117044), (932, 87783), (1009, 81084), (1398, 58522), (2018, 40542), (2796, 29261), (3027, 27028), (4036, 20271), (6054, 13514), (6757, 12108)]