999975678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{12820201}}^1$

素因数の和:12820219

約数の個数: 16

約数和(自身を含む): 2153793936

約数和(自身を除く): 1153818258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 12820201, 25640402, 38460603, 76921206, 166662613, 333325226, 499987839, 999975678]

約数ペア:

[(1, 999975678), (2, 499987839), (3, 333325226), (6, 166662613), (13, 76921206), (26, 38460603), (39, 25640402), (78, 12820201)]