227978247

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{7451}}^1$

素因数の和:7539

約数の個数: 32

約数和(自身を含む): 366280704

約数和(自身を除く): 138302457

約数列:

[1, 3, 7, 21, 31, 47, 93, 141, 217, 329, 651, 987, 1457, 4371, 7451, 10199, 22353, 30597, 52157, 156471, 230981, 350197, 692943, 1050591, 1616867, 2451379, 4850601, 7354137, 10856107, 32568321, 75992749, 227978247]

約数ペア:

[(1, 227978247), (3, 75992749), (7, 32568321), (21, 10856107), (31, 7354137), (47, 4850601), (93, 2451379), (141, 1616867), (217, 1050591), (329, 692943), (651, 350197), (987, 230981), (1457, 156471), (4371, 52157), (7451, 30597), (10199, 22353)]