81403737

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{577}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 118078464

約数和(自身を除く): 36674727

約数列:

[1, 3, 31, 37, 41, 93, 111, 123, 577, 1147, 1271, 1517, 1731, 3441, 3813, 4551, 17887, 21349, 23657, 47027, 53661, 64047, 70971, 141081, 661819, 733367, 875309, 1985457, 2200101, 2625927, 27134579, 81403737]

約数ペア:

[(1, 81403737), (3, 27134579), (31, 2625927), (37, 2200101), (41, 1985457), (93, 875309), (111, 733367), (123, 661819), (577, 141081), (1147, 70971), (1271, 64047), (1517, 53661), (1731, 47027), (3441, 23657), (3813, 21349), (4551, 17887)]