201785428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{739}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 391608000

約数和(自身を除く): 189822572

約数列:

[1, 2, 4, 13, 26, 52, 59, 89, 118, 178, 236, 356, 739, 767, 1157, 1478, 1534, 2314, 2956, 3068, 4628, 5251, 9607, 10502, 19214, 21004, 38428, 43601, 65771, 68263, 87202, 131542, 136526, 174404, 263084, 273052, 566813, 855023, 1133626, 1710046, 2267252, 3420092, 3880489, 7760978, 15521956, 50446357, 100892714, 201785428]

約数ペア:

[(1, 201785428), (2, 100892714), (4, 50446357), (13, 15521956), (26, 7760978), (52, 3880489), (59, 3420092), (89, 2267252), (118, 1710046), (178, 1133626), (236, 855023), (356, 566813), (739, 273052), (767, 263084), (1157, 174404), (1478, 136526), (1534, 131542), (2314, 87202), (2956, 68263), (3068, 65771), (4628, 43601), (5251, 38428), (9607, 21004), (10502, 19214)]