123568688

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{773}}^1$

素因数の和:981

約数の個数: 40

約数和(自身を含む): 244546848

約数和(自身を除く): 120978160

約数列:

[1, 2, 4, 8, 16, 97, 103, 194, 206, 388, 412, 773, 776, 824, 1546, 1552, 1648, 3092, 6184, 9991, 12368, 19982, 39964, 74981, 79619, 79928, 149962, 159238, 159856, 299924, 318476, 599848, 636952, 1199696, 1273904, 7723043, 15446086, 30892172, 61784344, 123568688]

約数ペア:

[(1, 123568688), (2, 61784344), (4, 30892172), (8, 15446086), (16, 7723043), (97, 1273904), (103, 1199696), (194, 636952), (206, 599848), (388, 318476), (412, 299924), (773, 159856), (776, 159238), (824, 149962), (1546, 79928), (1552, 79619), (1648, 74981), (3092, 39964), (6184, 19982), (9991, 12368)]