216508578

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{252341}}^1$

素因数の和:252370

約数の個数: 32

約数和(自身を含む): 508721472

約数和(自身を除く): 292212894

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 252341, 504682, 757023, 1514046, 2775751, 3280433, 5551502, 6560866, 8327253, 9841299, 16654506, 19682598, 36084763, 72169526, 108254289, 216508578]

約数ペア:

[(1, 216508578), (2, 108254289), (3, 72169526), (6, 36084763), (11, 19682598), (13, 16654506), (22, 9841299), (26, 8327253), (33, 6560866), (39, 5551502), (66, 3280433), (78, 2775751), (143, 1514046), (286, 757023), (429, 504682), (858, 252341)]