81447804

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1301}}^1$

素因数の和:1395

約数の個数: 72

約数和(自身を含む): 216111168

約数和(自身を除く): 134663364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 47, 74, 94, 111, 141, 148, 188, 222, 282, 333, 423, 444, 564, 666, 846, 1301, 1332, 1692, 1739, 2602, 3478, 3903, 5204, 5217, 6956, 7806, 10434, 11709, 15612, 15651, 20868, 23418, 31302, 46836, 48137, 61147, 62604, 96274, 122294, 144411, 183441, 192548, 244588, 288822, 366882, 433233, 550323, 577644, 733764, 866466, 1100646, 1732932, 2201292, 2262439, 4524878, 6787317, 9049756, 13574634, 20361951, 27149268, 40723902, 81447804]

約数ペア:

[(1, 81447804), (2, 40723902), (3, 27149268), (4, 20361951), (6, 13574634), (9, 9049756), (12, 6787317), (18, 4524878), (36, 2262439), (37, 2201292), (47, 1732932), (74, 1100646), (94, 866466), (111, 733764), (141, 577644), (148, 550323), (188, 433233), (222, 366882), (282, 288822), (333, 244588), (423, 192548), (444, 183441), (564, 144411), (666, 122294), (846, 96274), (1301, 62604), (1332, 61147), (1692, 48137), (1739, 46836), (2602, 31302), (3478, 23418), (3903, 20868), (5204, 15651), (5217, 15612), (6956, 11709), (7806, 10434)]