130928

素因数分解:

$2^4\times 7^2\times {\mathrm{167}}^1$

素因数の和:189

約数の個数: 30

約数和(自身を含む): 296856

約数和(自身を除く): 165928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 167, 196, 334, 392, 668, 784, 1169, 1336, 2338, 2672, 4676, 8183, 9352, 16366, 18704, 32732, 65464, 130928]

約数ペア:

[(1, 130928), (2, 65464), (4, 32732), (7, 18704), (8, 16366), (14, 9352), (16, 8183), (28, 4676), (49, 2672), (56, 2338), (98, 1336), (112, 1169), (167, 784), (196, 668), (334, 392)]