217272784

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{7069}}^1$

素因数の和:7207

約数の個数: 40

約数和(自身を含む): 449736840

約数和(自身を除く): 232464056

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 113, 136, 226, 272, 452, 904, 1808, 1921, 3842, 7069, 7684, 14138, 15368, 28276, 30736, 56552, 113104, 120173, 240346, 480692, 798797, 961384, 1597594, 1922768, 3195188, 6390376, 12780752, 13579549, 27159098, 54318196, 108636392, 217272784]

約数ペア:

[(1, 217272784), (2, 108636392), (4, 54318196), (8, 27159098), (16, 13579549), (17, 12780752), (34, 6390376), (68, 3195188), (113, 1922768), (136, 1597594), (226, 961384), (272, 798797), (452, 480692), (904, 240346), (1808, 120173), (1921, 113104), (3842, 56552), (7069, 30736), (7684, 28276), (14138, 15368)]