129619778

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{17761}}^1$

素因数の和:17893

約数の個数: 16

約数和(自身を含む): 201421080

約数和(自身を除く): 71801302

約数列:

[1, 2, 41, 82, 89, 178, 3649, 7298, 17761, 35522, 728201, 1456402, 1580729, 3161458, 64809889, 129619778]

約数ペア:

[(1, 129619778), (2, 64809889), (41, 3161458), (82, 1580729), (89, 1456402), (178, 728201), (3649, 35522), (7298, 17761)]