68886587

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 90768384

約数和(自身を除く): 21881797

約数列:

[1, 7, 11, 23, 77, 97, 161, 253, 401, 679, 1067, 1771, 2231, 2807, 4411, 7469, 9223, 15617, 24541, 30877, 38897, 64561, 101453, 171787, 272279, 427867, 710171, 894631, 2995069, 6262417, 9840941, 68886587]

約数ペア:

[(1, 68886587), (7, 9840941), (11, 6262417), (23, 2995069), (77, 894631), (97, 710171), (161, 427867), (253, 272279), (401, 171787), (679, 101453), (1067, 64561), (1771, 38897), (2231, 30877), (2807, 24541), (4411, 15617), (7469, 9223)]