180978854

素因数分解:

$2^1\times 7^2\times {\mathrm{373}}^1\times {\mathrm{4951}}^1$

素因数の和:5340

約数の個数: 24

約数和(自身を含む): 316700208

約数和(自身を除く): 135721354

約数列:

[1, 2, 7, 14, 49, 98, 373, 746, 2611, 4951, 5222, 9902, 18277, 34657, 36554, 69314, 242599, 485198, 1846723, 3693446, 12927061, 25854122, 90489427, 180978854]

約数ペア:

[(1, 180978854), (2, 90489427), (7, 25854122), (14, 12927061), (49, 3693446), (98, 1846723), (373, 485198), (746, 242599), (2611, 69314), (4951, 36554), (5222, 34657), (9902, 18277)]