256912688

素因数分解:

$2^4\times {\mathrm{1049}}^1\times {\mathrm{15307}}^1$

素因数の和:16364

約数の個数: 20

約数和(自身を含む): 498275400

約数和(自身を除く): 241362712

約数列:

[1, 2, 4, 8, 16, 1049, 2098, 4196, 8392, 15307, 16784, 30614, 61228, 122456, 244912, 16057043, 32114086, 64228172, 128456344, 256912688]

約数ペア:

[(1, 256912688), (2, 128456344), (4, 64228172), (8, 32114086), (16, 16057043), (1049, 244912), (2098, 122456), (4196, 61228), (8392, 30614), (15307, 16784)]