213139304

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{88513}}^1$

素因数の和:88569

約数の個数: 32

約数和(自身を含む): 467353920

約数和(自身を除く): 254214616

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 88513, 177026, 354052, 619591, 708104, 1239182, 2478364, 3806059, 4956728, 7612118, 15224236, 26642413, 30448472, 53284826, 106569652, 213139304]

約数ペア:

[(1, 213139304), (2, 106569652), (4, 53284826), (7, 30448472), (8, 26642413), (14, 15224236), (28, 7612118), (43, 4956728), (56, 3806059), (86, 2478364), (172, 1239182), (301, 708104), (344, 619591), (602, 354052), (1204, 177026), (2408, 88513)]