213938690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{18301}}^1$

素因数の和:18482

約数の個数: 32

約数和(自身を含む): 442761984

約数和(自身を除く): 228823294

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 167, 334, 835, 1169, 1670, 2338, 5845, 11690, 18301, 36602, 91505, 128107, 183010, 256214, 640535, 1281070, 3056267, 6112534, 15281335, 21393869, 30562670, 42787738, 106969345, 213938690]

約数ペア:

[(1, 213938690), (2, 106969345), (5, 42787738), (7, 30562670), (10, 21393869), (14, 15281335), (35, 6112534), (70, 3056267), (167, 1281070), (334, 640535), (835, 256214), (1169, 183010), (1670, 128107), (2338, 91505), (5845, 36602), (11690, 18301)]