490859642

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:332

約数の個数: 96

約数和(自身を含む): 991355904

約数和(自身を除く): 500496262

約数列:

[1, 2, 7, 13, 14, 19, 26, 31, 38, 62, 91, 133, 182, 217, 241, 247, 266, 361, 403, 434, 482, 494, 589, 722, 806, 1178, 1687, 1729, 2527, 2821, 3133, 3374, 3458, 4123, 4579, 4693, 5054, 5642, 6266, 7471, 7657, 8246, 9158, 9386, 11191, 14942, 15314, 21931, 22382, 32053, 32851, 43862, 52297, 53599, 59527, 64106, 65702, 78337, 87001, 97123, 104594, 107198, 119054, 141949, 145483, 156674, 174002, 194246, 283898, 290966, 416689, 609007, 679861, 833378, 993643, 1018381, 1131013, 1218014, 1359722, 1845337, 1987286, 2036762, 2262026, 2697031, 3690674, 5394062, 7917091, 12917359, 15834182, 18879217, 25834718, 35061403, 37758434, 70122806, 245429821, 490859642]

約数ペア:

[(1, 490859642), (2, 245429821), (7, 70122806), (13, 37758434), (14, 35061403), (19, 25834718), (26, 18879217), (31, 15834182), (38, 12917359), (62, 7917091), (91, 5394062), (133, 3690674), (182, 2697031), (217, 2262026), (241, 2036762), (247, 1987286), (266, 1845337), (361, 1359722), (403, 1218014), (434, 1131013), (482, 1018381), (494, 993643), (589, 833378), (722, 679861), (806, 609007), (1178, 416689), (1687, 290966), (1729, 283898), (2527, 194246), (2821, 174002), (3133, 156674), (3374, 145483), (3458, 141949), (4123, 119054), (4579, 107198), (4693, 104594), (5054, 97123), (5642, 87001), (6266, 78337), (7471, 65702), (7657, 64106), (8246, 59527), (9158, 53599), (9386, 52297), (11191, 43862), (14942, 32851), (15314, 32053), (21931, 22382)]