240002

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:126

約数の個数: 24

約数和(自身を含む): 437760

約数和(自身を除く): 197758

約数列:

[1, 2, 7, 14, 31, 49, 62, 79, 98, 158, 217, 434, 553, 1106, 1519, 2449, 3038, 3871, 4898, 7742, 17143, 34286, 120001, 240002]

約数ペア:

[(1, 240002), (2, 120001), (7, 34286), (14, 17143), (31, 7742), (49, 4898), (62, 3871), (79, 3038), (98, 2449), (158, 1519), (217, 1106), (434, 553)]