213317624

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{9721}}^1$

素因数の和:9951

約数の個数: 32

約数和(自身を含む): 432823440

約数和(自身を除く): 219505816

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 211, 422, 844, 1688, 2743, 5486, 9721, 10972, 19442, 21944, 38884, 77768, 126373, 252746, 505492, 1010984, 2051131, 4102262, 8204524, 16409048, 26664703, 53329406, 106658812, 213317624]

約数ペア:

[(1, 213317624), (2, 106658812), (4, 53329406), (8, 26664703), (13, 16409048), (26, 8204524), (52, 4102262), (104, 2051131), (211, 1010984), (422, 505492), (844, 252746), (1688, 126373), (2743, 77768), (5486, 38884), (9721, 21944), (10972, 19442)]