131423908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{38791}}^1$

素因数の和:38824

約数の個数: 36

約数和(自身を含む): 288922816

約数和(自身を除く): 157498908

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 38791, 77582, 155164, 271537, 426701, 543074, 853402, 1086148, 1706804, 2986907, 4693711, 5973814, 9387422, 11947628, 18774844, 32855977, 65711954, 131423908]

約数ペア:

[(1, 131423908), (2, 65711954), (4, 32855977), (7, 18774844), (11, 11947628), (14, 9387422), (22, 5973814), (28, 4693711), (44, 2986907), (77, 1706804), (121, 1086148), (154, 853402), (242, 543074), (308, 426701), (484, 271537), (847, 155164), (1694, 77582), (3388, 38791)]