207955965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{42139}}^1$

素因数の和:42201

約数の個数: 32

約数和(自身を含む): 388362240

約数和(自身を除く): 180406275

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1645, 4935, 42139, 126417, 210695, 294973, 632085, 884919, 1474865, 1980533, 4424595, 5941599, 9902665, 13863731, 29707995, 41591193, 69318655, 207955965]

約数ペア:

[(1, 207955965), (3, 69318655), (5, 41591193), (7, 29707995), (15, 13863731), (21, 9902665), (35, 5941599), (47, 4424595), (105, 1980533), (141, 1474865), (235, 884919), (329, 632085), (705, 294973), (987, 210695), (1645, 126417), (4935, 42139)]