128330013

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{115301}}^1$

素因数の和:115364

約数の個数: 16

約数和(自身を含む): 199241856

約数和(自身を除く): 70911843

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 115301, 345903, 807107, 2421321, 6110953, 18332859, 42776671, 128330013]

約数ペア:

[(1, 128330013), (3, 42776671), (7, 18332859), (21, 6110953), (53, 2421321), (159, 807107), (371, 345903), (1113, 115301)]