204567129

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4001}}^1$

素因数の和:4062

約数の個数: 48

約数和(自身を含む): 349614720

約数和(自身を除く): 145047591

約数列:

[1, 3, 9, 13, 19, 23, 39, 57, 69, 117, 171, 207, 247, 299, 437, 741, 897, 1311, 2223, 2691, 3933, 4001, 5681, 12003, 17043, 36009, 51129, 52013, 76019, 92023, 156039, 228057, 276069, 468117, 684171, 828207, 988247, 1196299, 1748437, 2964741, 3588897, 5245311, 8894223, 10766691, 15735933, 22729681, 68189043, 204567129]

約数ペア:

[(1, 204567129), (3, 68189043), (9, 22729681), (13, 15735933), (19, 10766691), (23, 8894223), (39, 5245311), (57, 3588897), (69, 2964741), (117, 1748437), (171, 1196299), (207, 988247), (247, 828207), (299, 684171), (437, 468117), (741, 276069), (897, 228057), (1311, 156039), (2223, 92023), (2691, 76019), (3933, 52013), (4001, 51129), (5681, 36009), (12003, 17043)]