217857906

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{853}}^1\times {\mathrm{2027}}^1$

素因数の和:2895

約数の個数: 48

約数和(自身を含む): 540356544

約数和(自身を除く): 322498638

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 853, 1706, 2027, 2559, 4054, 5118, 5971, 6081, 7677, 11942, 12162, 14189, 15354, 17913, 18243, 28378, 35826, 36486, 42567, 53739, 85134, 107478, 127701, 255402, 1729031, 3458062, 5187093, 10374186, 12103217, 15561279, 24206434, 31122558, 36309651, 72619302, 108928953, 217857906]

約数ペア:

[(1, 217857906), (2, 108928953), (3, 72619302), (6, 36309651), (7, 31122558), (9, 24206434), (14, 15561279), (18, 12103217), (21, 10374186), (42, 5187093), (63, 3458062), (126, 1729031), (853, 255402), (1706, 127701), (2027, 107478), (2559, 85134), (4054, 53739), (5118, 42567), (5971, 36486), (6081, 35826), (7677, 28378), (11942, 18243), (12162, 17913), (14189, 15354)]