616929471548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{5081}}^1\times {\mathrm{15671}}^1$

素因数の和:20918

約数の個数: 48

約数和(自身を含む): 1170783028800

約数和(自身を除く): 553853557252

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 596, 1937, 3874, 5081, 7748, 10162, 15671, 20324, 31342, 62684, 66053, 132106, 203723, 264212, 407446, 757069, 814892, 1514138, 2334979, 3028276, 4669958, 9339916, 9841897, 19683794, 30354727, 39367588, 60709454, 79624351, 121418908, 159248702, 318497404, 1035116563, 2070233126, 4140466252, 11864028299, 23728056598, 47456113196, 154232367887, 308464735774, 616929471548]

約数ペア:

[(1, 616929471548), (2, 308464735774), (4, 154232367887), (13, 47456113196), (26, 23728056598), (52, 11864028299), (149, 4140466252), (298, 2070233126), (596, 1035116563), (1937, 318497404), (3874, 159248702), (5081, 121418908), (7748, 79624351), (10162, 60709454), (15671, 39367588), (20324, 30354727), (31342, 19683794), (62684, 9841897), (66053, 9339916), (132106, 4669958), (203723, 3028276), (264212, 2334979), (407446, 1514138), (757069, 814892)]