31860219

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 46227456

約数和(自身を除く): 14367237

約数列:

[1, 3, 31, 37, 47, 93, 111, 141, 197, 591, 1147, 1457, 1739, 3441, 4371, 5217, 6107, 7289, 9259, 18321, 21867, 27777, 53909, 161727, 225959, 287029, 342583, 677877, 861087, 1027749, 10620073, 31860219]

約数ペア:

[(1, 31860219), (3, 10620073), (31, 1027749), (37, 861087), (47, 677877), (93, 342583), (111, 287029), (141, 225959), (197, 161727), (591, 53909), (1147, 27777), (1457, 21867), (1739, 18321), (3441, 9259), (4371, 7289), (5217, 6107)]