39642813

素因数分解:

$3^2\times 7^2\times {\mathrm{241}}^1\times {\mathrm{373}}^1$

素因数の和:634

約数の個数: 36

約数和(自身を含む): 67066428

約数和(自身を除く): 27423615

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 241, 373, 441, 723, 1119, 1687, 2169, 2611, 3357, 5061, 7833, 11809, 15183, 18277, 23499, 35427, 54831, 89893, 106281, 164493, 269679, 629251, 809037, 1887753, 4404757, 5663259, 13214271, 39642813]

約数ペア:

[(1, 39642813), (3, 13214271), (7, 5663259), (9, 4404757), (21, 1887753), (49, 809037), (63, 629251), (147, 269679), (241, 164493), (373, 106281), (441, 89893), (723, 54831), (1119, 35427), (1687, 23499), (2169, 18277), (2611, 15183), (3357, 11809), (5061, 7833)]