290434298

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:843

約数の個数: 64

約数和(自身を含む): 565678080

約数和(自身を除く): 275243782

約数列:

[1, 2, 7, 11, 14, 22, 43, 61, 77, 86, 122, 154, 301, 427, 473, 602, 671, 719, 854, 946, 1342, 1438, 2623, 3311, 4697, 5033, 5246, 6622, 7909, 9394, 10066, 15818, 18361, 28853, 30917, 36722, 43859, 55363, 57706, 61834, 87718, 110726, 201971, 216419, 307013, 340087, 403942, 432838, 482449, 614026, 680174, 964898, 1885937, 2380609, 3377143, 3771874, 4761218, 6754286, 13201559, 20745307, 26403118, 41490614, 145217149, 290434298]

約数ペア:

[(1, 290434298), (2, 145217149), (7, 41490614), (11, 26403118), (14, 20745307), (22, 13201559), (43, 6754286), (61, 4761218), (77, 3771874), (86, 3377143), (122, 2380609), (154, 1885937), (301, 964898), (427, 680174), (473, 614026), (602, 482449), (671, 432838), (719, 403942), (854, 340087), (946, 307013), (1342, 216419), (1438, 201971), (2623, 110726), (3311, 87718), (4697, 61834), (5033, 57706), (5246, 55363), (6622, 43859), (7909, 36722), (9394, 30917), (10066, 28853), (15818, 18361)]