681427516

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2797}}^1$

素因数の和:2939

約数の個数: 72

約数和(自身を含む): 1527237936

約数和(自身を除く): 845810420

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 113, 154, 196, 226, 308, 452, 539, 791, 1078, 1243, 1582, 2156, 2486, 2797, 3164, 4972, 5537, 5594, 8701, 11074, 11188, 17402, 19579, 22148, 30767, 34804, 39158, 60907, 61534, 78316, 121814, 123068, 137053, 215369, 243628, 274106, 316061, 430738, 548212, 632122, 861476, 1264244, 1507583, 2212427, 3015166, 3476671, 4424854, 6030332, 6953342, 8849708, 13906684, 15486989, 24336697, 30973978, 48673394, 61947956, 97346788, 170356879, 340713758, 681427516]

約数ペア:

[(1, 681427516), (2, 340713758), (4, 170356879), (7, 97346788), (11, 61947956), (14, 48673394), (22, 30973978), (28, 24336697), (44, 15486989), (49, 13906684), (77, 8849708), (98, 6953342), (113, 6030332), (154, 4424854), (196, 3476671), (226, 3015166), (308, 2212427), (452, 1507583), (539, 1264244), (791, 861476), (1078, 632122), (1243, 548212), (1582, 430738), (2156, 316061), (2486, 274106), (2797, 243628), (3164, 215369), (4972, 137053), (5537, 123068), (5594, 121814), (8701, 78316), (11074, 61534), (11188, 60907), (17402, 39158), (19579, 34804), (22148, 30767)]