258408

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 726180

約数和(自身を除く): 467772

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 97, 111, 148, 194, 222, 291, 296, 333, 388, 444, 582, 666, 776, 873, 888, 1164, 1332, 1746, 2328, 2664, 3492, 3589, 6984, 7178, 10767, 14356, 21534, 28712, 32301, 43068, 64602, 86136, 129204, 258408]

約数ペア:

[(1, 258408), (2, 129204), (3, 86136), (4, 64602), (6, 43068), (8, 32301), (9, 28712), (12, 21534), (18, 14356), (24, 10767), (36, 7178), (37, 6984), (72, 3589), (74, 3492), (97, 2664), (111, 2328), (148, 1746), (194, 1332), (222, 1164), (291, 888), (296, 873), (333, 776), (388, 666), (444, 582)]