408075318

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{28661}}^1$

素因数の和:28789

約数の個数: 48

約数和(自身を含む): 1019450016

約数和(自身を除く): 611374698

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 113, 126, 226, 339, 678, 791, 1017, 1582, 2034, 2373, 4746, 7119, 14238, 28661, 57322, 85983, 171966, 200627, 257949, 401254, 515898, 601881, 1203762, 1805643, 3238693, 3611286, 6477386, 9716079, 19432158, 22670851, 29148237, 45341702, 58296474, 68012553, 136025106, 204037659, 408075318]

約数ペア:

[(1, 408075318), (2, 204037659), (3, 136025106), (6, 68012553), (7, 58296474), (9, 45341702), (14, 29148237), (18, 22670851), (21, 19432158), (42, 9716079), (63, 6477386), (113, 3611286), (126, 3238693), (226, 1805643), (339, 1203762), (678, 601881), (791, 515898), (1017, 401254), (1582, 257949), (2034, 200627), (2373, 171966), (4746, 85983), (7119, 57322), (14238, 28661)]