217415748

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{3931}}^1$

素因数の和:4368

約数の個数: 48

約数和(自身を含む): 554883840

約数和(自身を除く): 337468092

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 419, 838, 1257, 1676, 2514, 3931, 4609, 5028, 7862, 9218, 11793, 13827, 15724, 18436, 23586, 27654, 43241, 47172, 55308, 86482, 129723, 172964, 259446, 518892, 1647089, 3294178, 4941267, 6588356, 9882534, 18117979, 19765068, 36235958, 54353937, 72471916, 108707874, 217415748]

約数ペア:

[(1, 217415748), (2, 108707874), (3, 72471916), (4, 54353937), (6, 36235958), (11, 19765068), (12, 18117979), (22, 9882534), (33, 6588356), (44, 4941267), (66, 3294178), (132, 1647089), (419, 518892), (838, 259446), (1257, 172964), (1676, 129723), (2514, 86482), (3931, 55308), (4609, 47172), (5028, 43241), (7862, 27654), (9218, 23586), (11793, 18436), (13827, 15724)]