156993.0000000

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 32

約数和(自身を含む): 12499200

約数和(自身を除く): 5088554

約数列:

[1, 2, 19, 23, 38, 46, 61, 122, 139, 278, 437, 874, 1159, 1403, 2318, 2641, 2806, 3197, 5282, 6394, 8479, 16958, 26657, 53314, 60743, 121486, 161101, 195017, 322202, 390034, 3705323, 7410646]

約数ペア:

[(1, 7410646), (2, 3705323), (19, 390034), (23, 322202), (38, 195017), (46, 161101), (61, 121486), (122, 60743), (139, 53314), (278, 26657), (437, 16958), (874, 8479), (1159, 6394), (1403, 5282), (2318, 3197), (2641, 2806)]