81563614

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{1033}}^1$

素因数の和:1180

約数の個数: 32

約数和(自身を含む): 138622176

約数和(自身を除く): 57058562

約数列:

[1, 2, 11, 22, 37, 74, 97, 194, 407, 814, 1033, 1067, 2066, 2134, 3589, 7178, 11363, 22726, 38221, 39479, 76442, 78958, 100201, 200402, 420431, 840862, 1102211, 2204422, 3707437, 7414874, 40781807, 81563614]

約数ペア:

[(1, 81563614), (2, 40781807), (11, 7414874), (22, 3707437), (37, 2204422), (74, 1102211), (97, 840862), (194, 420431), (407, 200402), (814, 100201), (1033, 78958), (1067, 76442), (2066, 39479), (2134, 38221), (3589, 22726), (7178, 11363)]