678970616

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{11119}}^1$

素因数の和:11591

約数の個数: 32

約数和(自身を含む): 1351080000

約数和(自身を除く): 672109384

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 449, 898, 1796, 3592, 7633, 11119, 15266, 22238, 30532, 44476, 61064, 88952, 189023, 378046, 756092, 1512184, 4992431, 9984862, 19969724, 39939448, 84871327, 169742654, 339485308, 678970616]

約数ペア:

[(1, 678970616), (2, 339485308), (4, 169742654), (8, 84871327), (17, 39939448), (34, 19969724), (68, 9984862), (136, 4992431), (449, 1512184), (898, 756092), (1796, 378046), (3592, 189023), (7633, 88952), (11119, 61064), (15266, 44476), (22238, 30532)]