205642458

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{7127}}^1$

素因数の和:7371

約数の個数: 48

約数和(自身を含む): 511505280

約数和(自身を除く): 305862822

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 229, 458, 687, 1374, 1603, 2061, 3206, 4122, 4809, 7127, 9618, 14254, 14427, 21381, 28854, 42762, 49889, 64143, 99778, 128286, 149667, 299334, 449001, 898002, 1632083, 3264166, 4896249, 9792498, 11424581, 14688747, 22849162, 29377494, 34273743, 68547486, 102821229, 205642458]

約数ペア:

[(1, 205642458), (2, 102821229), (3, 68547486), (6, 34273743), (7, 29377494), (9, 22849162), (14, 14688747), (18, 11424581), (21, 9792498), (42, 4896249), (63, 3264166), (126, 1632083), (229, 898002), (458, 449001), (687, 299334), (1374, 149667), (1603, 128286), (2061, 99778), (3206, 64143), (4122, 49889), (4809, 42762), (7127, 28854), (9618, 21381), (14254, 14427)]