238123977

素因数分解:

$3^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{2543}}^1$

素因数の和:2587

約数の個数: 40

約数和(自身を含む): 399041664

約数和(自身を除く): 160917687

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1911, 2401, 2543, 4459, 7203, 7629, 13377, 17801, 31213, 33059, 53403, 93639, 99177, 124607, 231413, 373821, 694239, 872249, 1619891, 2616747, 4859673, 6105743, 11339237, 18317229, 34017711, 79374659, 238123977]

約数ペア:

[(1, 238123977), (3, 79374659), (7, 34017711), (13, 18317229), (21, 11339237), (39, 6105743), (49, 4859673), (91, 2616747), (147, 1619891), (273, 872249), (343, 694239), (637, 373821), (1029, 231413), (1911, 124607), (2401, 99177), (2543, 93639), (4459, 53403), (7203, 33059), (7629, 31213), (13377, 17801)]