618408258

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{1621}}^1$

素因数の和:1779

約数の個数: 64

約数和(自身を含む): 1371199872

約数和(自身を除く): 752791614

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 73, 78, 134, 146, 201, 219, 402, 438, 871, 949, 1621, 1742, 1898, 2613, 2847, 3242, 4863, 4891, 5226, 5694, 9726, 9782, 14673, 21073, 29346, 42146, 63219, 63583, 108607, 118333, 126438, 127166, 190749, 217214, 236666, 325821, 354999, 381498, 651642, 709998, 1411891, 1538329, 2823782, 3076658, 4235673, 4614987, 7928311, 8471346, 9229974, 15856622, 23784933, 47569866, 103068043, 206136086, 309204129, 618408258]

約数ペア:

[(1, 618408258), (2, 309204129), (3, 206136086), (6, 103068043), (13, 47569866), (26, 23784933), (39, 15856622), (67, 9229974), (73, 8471346), (78, 7928311), (134, 4614987), (146, 4235673), (201, 3076658), (219, 2823782), (402, 1538329), (438, 1411891), (871, 709998), (949, 651642), (1621, 381498), (1742, 354999), (1898, 325821), (2613, 236666), (2847, 217214), (3242, 190749), (4863, 127166), (4891, 126438), (5226, 118333), (5694, 108607), (9726, 63583), (9782, 63219), (14673, 42146), (21073, 29346)]