645302322

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1061}}^1\times {\mathrm{1609}}^1$

素因数の和:2688

約数の個数: 64

約数和(自身を含む): 1641427200

約数和(自身を除く): 996124878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1061, 1609, 2122, 3183, 3218, 4827, 6366, 7427, 9549, 9654, 11263, 14481, 14854, 19098, 22281, 22526, 28647, 28962, 33789, 43443, 44562, 57294, 66843, 67578, 86886, 101367, 133686, 200529, 202734, 304101, 401058, 608202, 1707149, 3414298, 5121447, 10242894, 11950043, 15364341, 23900086, 30728682, 35850129, 46093023, 71700258, 92186046, 107550387, 215100774, 322651161, 645302322]

約数ペア:

[(1, 645302322), (2, 322651161), (3, 215100774), (6, 107550387), (7, 92186046), (9, 71700258), (14, 46093023), (18, 35850129), (21, 30728682), (27, 23900086), (42, 15364341), (54, 11950043), (63, 10242894), (126, 5121447), (189, 3414298), (378, 1707149), (1061, 608202), (1609, 401058), (2122, 304101), (3183, 202734), (3218, 200529), (4827, 133686), (6366, 101367), (7427, 86886), (9549, 67578), (9654, 66843), (11263, 57294), (14481, 44562), (14854, 43443), (19098, 33789), (22281, 28962), (22526, 28647)]