7138935284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{4273}}^1$

素因数の和:4417

約数の個数: 72

約数和(自身を含む): 14362435080

約数和(自身を除く): 7223499796

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 89, 178, 247, 356, 361, 494, 722, 988, 1157, 1444, 1691, 2314, 3382, 4273, 4628, 4693, 6764, 8546, 9386, 17092, 18772, 21983, 32129, 43966, 55549, 64258, 81187, 87932, 111098, 128516, 162374, 222196, 324748, 380297, 417677, 760594, 835354, 1055431, 1521188, 1542553, 1670708, 2110862, 3085106, 4221724, 4943861, 6170212, 7225643, 9887722, 14451286, 19775444, 20053189, 28902572, 40106378, 80212756, 93933359, 137287217, 187866718, 274574434, 375733436, 549148868, 1784733821, 3569467642, 7138935284]

約数ペア:

[(1, 7138935284), (2, 3569467642), (4, 1784733821), (13, 549148868), (19, 375733436), (26, 274574434), (38, 187866718), (52, 137287217), (76, 93933359), (89, 80212756), (178, 40106378), (247, 28902572), (356, 20053189), (361, 19775444), (494, 14451286), (722, 9887722), (988, 7225643), (1157, 6170212), (1444, 4943861), (1691, 4221724), (2314, 3085106), (3382, 2110862), (4273, 1670708), (4628, 1542553), (4693, 1521188), (6764, 1055431), (8546, 835354), (9386, 760594), (17092, 417677), (18772, 380297), (21983, 324748), (32129, 222196), (43966, 162374), (55549, 128516), (64258, 111098), (81187, 87932)]