74917521

素因数分解:

$3^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3331}}^1$

素因数の和:3371

約数の個数: 48

約数和(自身を含む): 136745280

約数和(自身を除く): 61827759

約数列:

[1, 3, 7, 9, 17, 21, 27, 49, 51, 63, 119, 147, 153, 189, 357, 441, 459, 833, 1071, 1323, 2499, 3213, 3331, 7497, 9993, 22491, 23317, 29979, 56627, 69951, 89937, 163219, 169881, 209853, 396389, 489657, 509643, 629559, 1189167, 1468971, 1528929, 2774723, 3567501, 4406913, 8324169, 10702503, 24972507, 74917521]

約数ペア:

[(1, 74917521), (3, 24972507), (7, 10702503), (9, 8324169), (17, 4406913), (21, 3567501), (27, 2774723), (49, 1528929), (51, 1468971), (63, 1189167), (119, 629559), (147, 509643), (153, 489657), (189, 396389), (357, 209853), (441, 169881), (459, 163219), (833, 89937), (1071, 69951), (1323, 56627), (2499, 29979), (3213, 23317), (3331, 22491), (7497, 9993)]