129021837

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1693}}^1$

素因数の和:1913

約数の個数: 32

約数和(自身を含む): 208158720

約数和(自身を除く): 79136883

約数列:

[1, 3, 7, 19, 21, 57, 133, 191, 399, 573, 1337, 1693, 3629, 4011, 5079, 10887, 11851, 25403, 32167, 35553, 76209, 96501, 225169, 323363, 675507, 970089, 2263541, 6143897, 6790623, 18431691, 43007279, 129021837]

約数ペア:

[(1, 129021837), (3, 43007279), (7, 18431691), (19, 6790623), (21, 6143897), (57, 2263541), (133, 970089), (191, 675507), (399, 323363), (573, 225169), (1337, 96501), (1693, 76209), (3629, 35553), (4011, 32167), (5079, 25403), (10887, 11851)]