645819834

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 1548232704

約数和(自身を除く): 902412870

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 67, 71, 102, 121, 134, 142, 187, 201, 213, 242, 363, 374, 402, 426, 561, 726, 737, 781, 1122, 1139, 1207, 1331, 1474, 1562, 2057, 2211, 2278, 2343, 2414, 2662, 3417, 3621, 3993, 4114, 4422, 4686, 4757, 6171, 6834, 7242, 7986, 8107, 8591, 9514, 12342, 12529, 13277, 14271, 16214, 17182, 22627, 24321, 25058, 25773, 26554, 28542, 37587, 39831, 45254, 48642, 51546, 52327, 67881, 75174, 79662, 80869, 89177, 94501, 104654, 135762, 137819, 146047, 156981, 161738, 178354, 189002, 242607, 267531, 275638, 283503, 292094, 313962, 413457, 438141, 485214, 535062, 567006, 575597, 826914, 876282, 889559, 1151194, 1516009, 1606517, 1726791, 1779118, 2668677, 3032018, 3213034, 3453582, 4548027, 4819551, 5337354, 6331567, 9096054, 9639102, 9785149, 12663134, 18994701, 19570298, 29355447, 37989402, 58710894, 107636639, 215273278, 322909917, 645819834]

約数ペア:

[(1, 645819834), (2, 322909917), (3, 215273278), (6, 107636639), (11, 58710894), (17, 37989402), (22, 29355447), (33, 19570298), (34, 18994701), (51, 12663134), (66, 9785149), (67, 9639102), (71, 9096054), (102, 6331567), (121, 5337354), (134, 4819551), (142, 4548027), (187, 3453582), (201, 3213034), (213, 3032018), (242, 2668677), (363, 1779118), (374, 1726791), (402, 1606517), (426, 1516009), (561, 1151194), (726, 889559), (737, 876282), (781, 826914), (1122, 575597), (1139, 567006), (1207, 535062), (1331, 485214), (1474, 438141), (1562, 413457), (2057, 313962), (2211, 292094), (2278, 283503), (2343, 275638), (2414, 267531), (2662, 242607), (3417, 189002), (3621, 178354), (3993, 161738), (4114, 156981), (4422, 146047), (4686, 137819), (4757, 135762), (6171, 104654), (6834, 94501), (7242, 89177), (7986, 80869), (8107, 79662), (8591, 75174), (9514, 67881), (12342, 52327), (12529, 51546), (13277, 48642), (14271, 45254), (16214, 39831), (17182, 37587), (22627, 28542), (24321, 26554), (25058, 25773)]