1311569168

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{900803}}^1$

素因数の和:900831

約数の個数: 40

約数和(自身を含む): 3127591488

約数和(自身を除く): 1816022320

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 900803, 1801606, 3603212, 6305621, 7206424, 11710439, 12611242, 14412848, 23420878, 25222484, 46841756, 50444968, 81973073, 93683512, 100889936, 163946146, 187367024, 327892292, 655784584, 1311569168]

約数ペア:

[(1, 1311569168), (2, 655784584), (4, 327892292), (7, 187367024), (8, 163946146), (13, 100889936), (14, 93683512), (16, 81973073), (26, 50444968), (28, 46841756), (52, 25222484), (56, 23420878), (91, 14412848), (104, 12611242), (112, 11710439), (182, 7206424), (208, 6305621), (364, 3603212), (728, 1801606), (1456, 900803)]