213165256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{19211}}^1$

素因数の和:19309

約数の個数: 32

約数和(自身を含む): 426506400

約数和(自身を除く): 213341144

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 2774, 5548, 11096, 19211, 38422, 76844, 153688, 365009, 730018, 1402403, 1460036, 2804806, 2920072, 5609612, 11219224, 26645657, 53291314, 106582628, 213165256]

約数ペア:

[(1, 213165256), (2, 106582628), (4, 53291314), (8, 26645657), (19, 11219224), (38, 5609612), (73, 2920072), (76, 2804806), (146, 1460036), (152, 1402403), (292, 730018), (584, 365009), (1387, 153688), (2774, 76844), (5548, 38422), (11096, 19211)]