31858197

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{929}}^1$

素因数の和:1033

約数の個数: 32

約数和(自身を含む): 51425280

約数和(自身を除く): 19567083

約数列:

[1, 3, 7, 21, 23, 69, 71, 161, 213, 483, 497, 929, 1491, 1633, 2787, 4899, 6503, 11431, 19509, 21367, 34293, 64101, 65959, 149569, 197877, 448707, 461713, 1385139, 1517057, 4551171, 10619399, 31858197]

約数ペア:

[(1, 31858197), (3, 10619399), (7, 4551171), (21, 1517057), (23, 1385139), (69, 461713), (71, 448707), (161, 197877), (213, 149569), (483, 65959), (497, 64101), (929, 34293), (1491, 21367), (1633, 19509), (2787, 11431), (4899, 6503)]