31396705

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 10904735

約数列:

[1, 5, 17, 29, 47, 85, 145, 235, 271, 493, 799, 1355, 1363, 2465, 3995, 4607, 6815, 7859, 12737, 23035, 23171, 39295, 63685, 115855, 133603, 216529, 369373, 668015, 1082645, 1846865, 6279341, 31396705]

約数ペア:

[(1, 31396705), (5, 6279341), (17, 1846865), (29, 1082645), (47, 668015), (85, 369373), (145, 216529), (235, 133603), (271, 115855), (493, 63685), (799, 39295), (1355, 23171), (1363, 23035), (2465, 12737), (3995, 7859), (4607, 6815)]