15986049

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 23654400

約数和(自身を除く): 7668351

約数列:

[1, 3, 19, 31, 57, 83, 93, 109, 249, 327, 589, 1577, 1767, 2071, 2573, 3379, 4731, 6213, 7719, 9047, 10137, 27141, 48887, 64201, 146661, 171893, 192603, 280457, 515679, 841371, 5328683, 15986049]

約数ペア:

[(1, 15986049), (3, 5328683), (19, 841371), (31, 515679), (57, 280457), (83, 192603), (93, 171893), (109, 146661), (249, 64201), (327, 48887), (589, 27141), (1577, 10137), (1767, 9047), (2071, 7719), (2573, 6213), (3379, 4731)]