661569228

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{211229}}^1$

素因数の和:211271

約数の個数: 48

約数和(自身を含む): 1774332000

約数和(自身を除く): 1112762772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 87, 108, 116, 174, 261, 348, 522, 783, 1044, 1566, 3132, 211229, 422458, 633687, 844916, 1267374, 1901061, 2534748, 3802122, 5703183, 6125641, 7604244, 11406366, 12251282, 18376923, 22812732, 24502564, 36753846, 55130769, 73507692, 110261538, 165392307, 220523076, 330784614, 661569228]

約数ペア:

[(1, 661569228), (2, 330784614), (3, 220523076), (4, 165392307), (6, 110261538), (9, 73507692), (12, 55130769), (18, 36753846), (27, 24502564), (29, 22812732), (36, 18376923), (54, 12251282), (58, 11406366), (87, 7604244), (108, 6125641), (116, 5703183), (174, 3802122), (261, 2534748), (348, 1901061), (522, 1267374), (783, 844916), (1044, 633687), (1566, 422458), (3132, 211229)]