721616

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:411

約数の個数: 40

約数和(自身を含む): 1696320

約数和(自身を除く): 974704

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 379, 476, 758, 952, 1516, 1904, 2653, 3032, 5306, 6064, 6443, 10612, 12886, 21224, 25772, 42448, 45101, 51544, 90202, 103088, 180404, 360808, 721616]

約数ペア:

[(1, 721616), (2, 360808), (4, 180404), (7, 103088), (8, 90202), (14, 51544), (16, 45101), (17, 42448), (28, 25772), (34, 21224), (56, 12886), (68, 10612), (112, 6443), (119, 6064), (136, 5306), (238, 3032), (272, 2653), (379, 1904), (476, 1516), (758, 952)]