16397031

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 26265600

約数和(自身を除く): 9868569

約数列:

[1, 3, 7, 21, 37, 47, 111, 141, 259, 329, 449, 777, 987, 1347, 1739, 3143, 5217, 9429, 12173, 16613, 21103, 36519, 49839, 63309, 116291, 147721, 348873, 443163, 780811, 2342433, 5465677, 16397031]

約数ペア:

[(1, 16397031), (3, 5465677), (7, 2342433), (21, 780811), (37, 443163), (47, 348873), (111, 147721), (141, 116291), (259, 63309), (329, 49839), (449, 36519), (777, 21103), (987, 16613), (1347, 12173), (1739, 9429), (3143, 5217)]