266918405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2131}}^1$

素因数の和:2237

約数の個数: 32

約数和(自身を含む): 361041408

約数和(自身を除く): 94123003

約数列:

[1, 5, 13, 41, 47, 65, 205, 235, 533, 611, 1927, 2131, 2665, 3055, 9635, 10655, 25051, 27703, 87371, 100157, 125255, 138515, 436855, 500785, 1135823, 1302041, 4106437, 5679115, 6510205, 20532185, 53383681, 266918405]

約数ペア:

[(1, 266918405), (5, 53383681), (13, 20532185), (41, 6510205), (47, 5679115), (65, 4106437), (205, 1302041), (235, 1135823), (533, 500785), (611, 436855), (1927, 138515), (2131, 125255), (2665, 100157), (3055, 87371), (9635, 27703), (10655, 25051)]