339977135

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{487}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 445243392

約数和(自身を除く): 105266257

約数列:

[1, 5, 17, 43, 85, 191, 215, 487, 731, 955, 2435, 3247, 3655, 8213, 8279, 16235, 20941, 41065, 41395, 93017, 104705, 139621, 355997, 465085, 698105, 1581289, 1779985, 3999731, 7906445, 19998655, 67995427, 339977135]

約数ペア:

[(1, 339977135), (5, 67995427), (17, 19998655), (43, 7906445), (85, 3999731), (191, 1779985), (215, 1581289), (487, 698105), (731, 465085), (955, 355997), (2435, 139621), (3247, 104705), (3655, 93017), (8213, 41395), (8279, 41065), (16235, 20941)]