9781124

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 19145280

約数和(自身を除く): 9364156

約数列:

[1, 2, 4, 19, 38, 41, 43, 73, 76, 82, 86, 146, 164, 172, 292, 779, 817, 1387, 1558, 1634, 1763, 2774, 2993, 3116, 3139, 3268, 3526, 5548, 5986, 6278, 7052, 11972, 12556, 33497, 56867, 59641, 66994, 113734, 119282, 128699, 133988, 227468, 238564, 257398, 514796, 2445281, 4890562, 9781124]

約数ペア:

[(1, 9781124), (2, 4890562), (4, 2445281), (19, 514796), (38, 257398), (41, 238564), (43, 227468), (73, 133988), (76, 128699), (82, 119282), (86, 113734), (146, 66994), (164, 59641), (172, 56867), (292, 33497), (779, 12556), (817, 11972), (1387, 7052), (1558, 6278), (1634, 5986), (1763, 5548), (2774, 3526), (2993, 3268), (3116, 3139)]