166815404

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{19793}}^1$

素因数の和:19854

約数の個数: 36

約数和(自身を含む): 347503464

約数和(自身を除く): 180688060

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 19793, 39586, 79172, 138551, 277102, 554204, 851099, 969857, 1702198, 1939714, 3404396, 3879428, 5957693, 11915386, 23830772, 41703851, 83407702, 166815404]

約数ペア:

[(1, 166815404), (2, 83407702), (4, 41703851), (7, 23830772), (14, 11915386), (28, 5957693), (43, 3879428), (49, 3404396), (86, 1939714), (98, 1702198), (172, 969857), (196, 851099), (301, 554204), (602, 277102), (1204, 138551), (2107, 79172), (4214, 39586), (8428, 19793)]