81379974

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{35977}}^1$

素因数の和:36024

約数の個数: 32

約数和(自身を含む): 181329120

約数和(自身を除く): 99949146

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 1131, 2262, 35977, 71954, 107931, 215862, 467701, 935402, 1043333, 1403103, 2086666, 2806206, 3129999, 6259998, 13563329, 27126658, 40689987, 81379974]

約数ペア:

[(1, 81379974), (2, 40689987), (3, 27126658), (6, 13563329), (13, 6259998), (26, 3129999), (29, 2806206), (39, 2086666), (58, 1403103), (78, 1043333), (87, 935402), (174, 467701), (377, 215862), (754, 107931), (1131, 71954), (2262, 35977)]