81028374

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{31627}}^1$

素因数の和:31700

約数の個数: 32

約数和(自身を含む): 188249856

約数和(自身を除く): 107221482

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 2562, 31627, 63254, 94881, 189762, 221389, 442778, 664167, 1328334, 1929247, 3858494, 5787741, 11575482, 13504729, 27009458, 40514187, 81028374]

約数ペア:

[(1, 81028374), (2, 40514187), (3, 27009458), (6, 13504729), (7, 11575482), (14, 5787741), (21, 3858494), (42, 1929247), (61, 1328334), (122, 664167), (183, 442778), (366, 221389), (427, 189762), (854, 94881), (1281, 63254), (2562, 31627)]