3971793

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{659}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 6320160

約数和(自身を除く): 2348367

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 659, 861, 1977, 2009, 4613, 6027, 13839, 27019, 32291, 81057, 96873, 189133, 567399, 1323931, 3971793]

約数ペア:

[(1, 3971793), (3, 1323931), (7, 567399), (21, 189133), (41, 96873), (49, 81057), (123, 32291), (147, 27019), (287, 13839), (659, 6027), (861, 4613), (1977, 2009)]