81288894978

素因数分解:

$2^1\times 3^3\times {\mathrm{3769}}^1\times {\mathrm{399403}}^1$

素因数の和:403183

約数の個数: 32

約数和(自身を含む): 180690369600

約数和(自身を除く): 99401474622

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 3769, 7538, 11307, 22614, 33921, 67842, 101763, 203526, 399403, 798806, 1198209, 2396418, 3594627, 7189254, 10783881, 21567762, 1505349907, 3010699814, 4516049721, 9032099442, 13548149163, 27096298326, 40644447489, 81288894978]

約数ペア:

[(1, 81288894978), (2, 40644447489), (3, 27096298326), (6, 13548149163), (9, 9032099442), (18, 4516049721), (27, 3010699814), (54, 1505349907), (3769, 21567762), (7538, 10783881), (11307, 7189254), (22614, 3594627), (33921, 2396418), (67842, 1198209), (101763, 798806), (203526, 399403)]