207450009

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 334540752

約数和(自身を除く): 127090743

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 173, 277, 333, 481, 519, 831, 1443, 1557, 2249, 2493, 3601, 4329, 6401, 6747, 10249, 10803, 19203, 20241, 30747, 32409, 47921, 57609, 83213, 92241, 133237, 143763, 249639, 399711, 431289, 622973, 748917, 1199133, 1773077, 1868919, 5319231, 5606757, 15957693, 23050001, 69150003, 207450009]

約数ペア:

[(1, 207450009), (3, 69150003), (9, 23050001), (13, 15957693), (37, 5606757), (39, 5319231), (111, 1868919), (117, 1773077), (173, 1199133), (277, 748917), (333, 622973), (481, 431289), (519, 399711), (831, 249639), (1443, 143763), (1557, 133237), (2249, 92241), (2493, 83213), (3601, 57609), (4329, 47921), (6401, 32409), (6747, 30747), (10249, 20241), (10803, 19203)]