49878591

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3049}}^1$

素因数の和:3119

約数の個数: 32

約数和(自身を含む): 81984000

約数和(自身を除く): 32105409

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 2337, 3049, 5453, 9147, 16359, 21343, 57931, 64029, 125009, 173793, 375027, 405517, 875063, 1216551, 2375171, 2625189, 7125513, 16626197, 49878591]

約数ペア:

[(1, 49878591), (3, 16626197), (7, 7125513), (19, 2625189), (21, 2375171), (41, 1216551), (57, 875063), (123, 405517), (133, 375027), (287, 173793), (399, 125009), (779, 64029), (861, 57931), (2337, 21343), (3049, 16359), (5453, 9147)]