81769806

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{641}}^1$

素因数の和:1041

約数の個数: 48

約数和(自身を含む): 187284240

約数和(自身を除く): 105514434

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 373, 641, 746, 1119, 1282, 1923, 2238, 3357, 3846, 5769, 6714, 7087, 11538, 12179, 14174, 21261, 24358, 36537, 42522, 63783, 73074, 109611, 127566, 219222, 239093, 478186, 717279, 1434558, 2151837, 4303674, 4542767, 9085534, 13628301, 27256602, 40884903, 81769806]

約数ペア:

[(1, 81769806), (2, 40884903), (3, 27256602), (6, 13628301), (9, 9085534), (18, 4542767), (19, 4303674), (38, 2151837), (57, 1434558), (114, 717279), (171, 478186), (342, 239093), (373, 219222), (641, 127566), (746, 109611), (1119, 73074), (1282, 63783), (1923, 42522), (2238, 36537), (3357, 24358), (3846, 21261), (5769, 14174), (6714, 12179), (7087, 11538)]