15676890117

素因数分解:

$3^1\times 7^4\times {\mathrm{2176439}}^1$

素因数の和:2176470

約数の個数: 20

約数和(自身を含む): 24384833760

約数和(自身を除く): 8707943643

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 2176439, 6529317, 15235073, 45705219, 106645511, 319936533, 746518577, 2239555731, 5225630039, 15676890117]

約数ペア:

[(1, 15676890117), (3, 5225630039), (7, 2239555731), (21, 746518577), (49, 319936533), (147, 106645511), (343, 45705219), (1029, 15235073), (2401, 6529317), (7203, 2176439)]