208403969

素因数分解:

${\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:377

約数の個数: 24

約数和(自身を含む): 230471040

約数和(自身を除く): 22067071

約数列:

[1, 17, 47, 67, 229, 289, 799, 1139, 3149, 3893, 10763, 13583, 15343, 19363, 53533, 66181, 182971, 260831, 721121, 910061, 3110507, 4434127, 12259057, 208403969]

約数ペア:

[(1, 208403969), (17, 12259057), (47, 4434127), (67, 3110507), (229, 910061), (289, 721121), (799, 260831), (1139, 182971), (3149, 66181), (3893, 53533), (10763, 19363), (13583, 15343)]