131452336

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2389}}^1$

素因数の和:2597

約数の個数: 40

約数和(自身を含む): 269687600

約数和(自身を除く): 138235264

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 181, 304, 362, 724, 1448, 2389, 2896, 3439, 4778, 6878, 9556, 13756, 19112, 27512, 38224, 45391, 55024, 90782, 181564, 363128, 432409, 726256, 864818, 1729636, 3459272, 6918544, 8215771, 16431542, 32863084, 65726168, 131452336]

約数ペア:

[(1, 131452336), (2, 65726168), (4, 32863084), (8, 16431542), (16, 8215771), (19, 6918544), (38, 3459272), (76, 1729636), (152, 864818), (181, 726256), (304, 432409), (362, 363128), (724, 181564), (1448, 90782), (2389, 55024), (2896, 45391), (3439, 38224), (4778, 27512), (6878, 19112), (9556, 13756)]