199441445

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3911}}^1$

素因数の和:4001

約数の個数: 32

約数和(自身を含む): 288423936

約数和(自身を除く): 88982491

約数列:

[1, 5, 7, 31, 35, 47, 155, 217, 235, 329, 1085, 1457, 1645, 3911, 7285, 10199, 19555, 27377, 50995, 121241, 136885, 183817, 606205, 848687, 919085, 1286719, 4243435, 5698327, 6433595, 28491635, 39888289, 199441445]

約数ペア:

[(1, 199441445), (5, 39888289), (7, 28491635), (31, 6433595), (35, 5698327), (47, 4243435), (155, 1286719), (217, 919085), (235, 848687), (329, 606205), (1085, 183817), (1457, 136885), (1645, 121241), (3911, 50995), (7285, 27377), (10199, 19555)]