131426918

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43261}}^1$

素因数の和:43308

約数の個数: 24

約数和(自身を含む): 236729664

約数和(自身を除く): 105302746

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 43261, 86522, 302827, 605654, 1341091, 2119789, 2682182, 4239578, 9387637, 18775274, 65713459, 131426918]

約数ペア:

[(1, 131426918), (2, 65713459), (7, 18775274), (14, 9387637), (31, 4239578), (49, 2682182), (62, 2119789), (98, 1341091), (217, 605654), (434, 302827), (1519, 86522), (3038, 43261)]