81035661

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 132247296

約数和(自身を除く): 51211635

約数列:

[1, 3, 7, 21, 37, 47, 49, 111, 141, 147, 259, 317, 329, 777, 951, 987, 1739, 1813, 2219, 2303, 5217, 5439, 6657, 6909, 11729, 12173, 14899, 15533, 35187, 36519, 44697, 46599, 82103, 85211, 104293, 246309, 255633, 312879, 551263, 574721, 730051, 1653789, 1724163, 2190153, 3858841, 11576523, 27011887, 81035661]

約数ペア:

[(1, 81035661), (3, 27011887), (7, 11576523), (21, 3858841), (37, 2190153), (47, 1724163), (49, 1653789), (111, 730051), (141, 574721), (147, 551263), (259, 312879), (317, 255633), (329, 246309), (777, 104293), (951, 85211), (987, 82103), (1739, 46599), (1813, 44697), (2219, 36519), (2303, 35187), (5217, 15533), (5439, 14899), (6657, 12173), (6909, 11729)]