128465498

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{28409}}^1$

素因数の和:28454

約数の個数: 32

約数和(自身を含む): 245462400

約数和(自身を除く): 116996902

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 323, 646, 2261, 4522, 28409, 56818, 198863, 397726, 482953, 539771, 965906, 1079542, 3380671, 3778397, 6761342, 7556794, 9176107, 18352214, 64232749, 128465498]

約数ペア:

[(1, 128465498), (2, 64232749), (7, 18352214), (14, 9176107), (17, 7556794), (19, 6761342), (34, 3778397), (38, 3380671), (119, 1079542), (133, 965906), (238, 539771), (266, 482953), (323, 397726), (646, 198863), (2261, 56818), (4522, 28409)]