71229136

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{9871}}^1$

素因数の和:9931

約数の個数: 40

約数和(自身を含む): 154240128

約数和(自身を除く): 83010992

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 3608, 7216, 9871, 19742, 39484, 78968, 108581, 157936, 217162, 404711, 434324, 809422, 868648, 1618844, 1737296, 3237688, 4451821, 6475376, 8903642, 17807284, 35614568, 71229136]

約数ペア:

[(1, 71229136), (2, 35614568), (4, 17807284), (8, 8903642), (11, 6475376), (16, 4451821), (22, 3237688), (41, 1737296), (44, 1618844), (82, 868648), (88, 809422), (164, 434324), (176, 404711), (328, 217162), (451, 157936), (656, 108581), (902, 78968), (1804, 39484), (3608, 19742), (7216, 9871)]