263012015

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{19219}}^1$

素因数の和:19271

約数の個数: 32

約数和(自身を含む): 398545920

約数和(自身を除く): 135533905

約数列:

[1, 5, 7, 17, 23, 35, 85, 115, 119, 161, 391, 595, 805, 1955, 2737, 13685, 19219, 96095, 134533, 326723, 442037, 672665, 1633615, 2210185, 2287061, 3094259, 7514629, 11435305, 15471295, 37573145, 52602403, 263012015]

約数ペア:

[(1, 263012015), (5, 52602403), (7, 37573145), (17, 15471295), (23, 11435305), (35, 7514629), (85, 3094259), (115, 2287061), (119, 2210185), (161, 1633615), (391, 672665), (595, 442037), (805, 326723), (1955, 134533), (2737, 96095), (13685, 19219)]