688272

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1103}}^1$

素因数の和:1127

約数の個数: 40

約数和(自身を含む): 1916544

約数和(自身を除く): 1228272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 1103, 2206, 3309, 4412, 6618, 8824, 13236, 14339, 17648, 26472, 28678, 43017, 52944, 57356, 86034, 114712, 172068, 229424, 344136, 688272]

約数ペア:

[(1, 688272), (2, 344136), (3, 229424), (4, 172068), (6, 114712), (8, 86034), (12, 57356), (13, 52944), (16, 43017), (24, 28678), (26, 26472), (39, 17648), (48, 14339), (52, 13236), (78, 8824), (104, 6618), (156, 4412), (208, 3309), (312, 2206), (624, 1103)]