478033998

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{19963}}^1$

素因数の和:20288

約数の個数: 32

約数和(自身を含む): 1033017216

約数和(自身を除く): 554983218

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 307, 614, 921, 1842, 3991, 7982, 11973, 19963, 23946, 39926, 59889, 119778, 259519, 519038, 778557, 1557114, 6128641, 12257282, 18385923, 36771846, 79672333, 159344666, 239016999, 478033998]

約数ペア:

[(1, 478033998), (2, 239016999), (3, 159344666), (6, 79672333), (13, 36771846), (26, 18385923), (39, 12257282), (78, 6128641), (307, 1557114), (614, 778557), (921, 519038), (1842, 259519), (3991, 119778), (7982, 59889), (11973, 39926), (19963, 23946)]