641961276

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{6653}}^1$

素因数の和:6731

約数の個数: 96

約数和(自身を含む): 1770709248

約数和(自身を除く): 1128747972

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 43, 44, 51, 66, 68, 86, 102, 129, 132, 172, 187, 204, 258, 374, 473, 516, 561, 731, 748, 946, 1122, 1419, 1462, 1892, 2193, 2244, 2838, 2924, 4386, 5676, 6653, 8041, 8772, 13306, 16082, 19959, 24123, 26612, 32164, 39918, 48246, 73183, 79836, 96492, 113101, 146366, 219549, 226202, 286079, 292732, 339303, 439098, 452404, 572158, 678606, 858237, 878196, 1144316, 1244111, 1357212, 1716474, 2488222, 3146869, 3432948, 3732333, 4863343, 4976444, 6293738, 7464666, 9440607, 9726686, 12587476, 14590029, 14929332, 18881214, 19453372, 29180058, 37762428, 53496773, 58360116, 106993546, 160490319, 213987092, 320980638, 641961276]

約数ペア:

[(1, 641961276), (2, 320980638), (3, 213987092), (4, 160490319), (6, 106993546), (11, 58360116), (12, 53496773), (17, 37762428), (22, 29180058), (33, 19453372), (34, 18881214), (43, 14929332), (44, 14590029), (51, 12587476), (66, 9726686), (68, 9440607), (86, 7464666), (102, 6293738), (129, 4976444), (132, 4863343), (172, 3732333), (187, 3432948), (204, 3146869), (258, 2488222), (374, 1716474), (473, 1357212), (516, 1244111), (561, 1144316), (731, 878196), (748, 858237), (946, 678606), (1122, 572158), (1419, 452404), (1462, 439098), (1892, 339303), (2193, 292732), (2244, 286079), (2838, 226202), (2924, 219549), (4386, 146366), (5676, 113101), (6653, 96492), (8041, 79836), (8772, 73183), (13306, 48246), (16082, 39918), (19959, 32164), (24123, 26612)]