31731028

素因数分解:

$2^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{1669}}^1$

素因数の和:1784

約数の個数: 36

約数和(自身を含む): 65300340

約数和(自身を除く): 33569312

約数列:

[1, 2, 4, 7, 14, 28, 49, 97, 98, 194, 196, 388, 679, 1358, 1669, 2716, 3338, 4753, 6676, 9506, 11683, 19012, 23366, 46732, 81781, 161893, 163562, 323786, 327124, 647572, 1133251, 2266502, 4533004, 7932757, 15865514, 31731028]

約数ペア:

[(1, 31731028), (2, 15865514), (4, 7932757), (7, 4533004), (14, 2266502), (28, 1133251), (49, 647572), (97, 327124), (98, 323786), (194, 163562), (196, 161893), (388, 81781), (679, 46732), (1358, 23366), (1669, 19012), (2716, 11683), (3338, 9506), (4753, 6676)]