81867338

素因数分解:

$2^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{14159}}^1$

素因数の和:14234

約数の個数: 24

約数和(自身を含む): 145281600

約数和(自身を除く): 63414262

約数列:

[1, 2, 7, 14, 49, 59, 98, 118, 413, 826, 2891, 5782, 14159, 28318, 99113, 198226, 693791, 835381, 1387582, 1670762, 5847667, 11695334, 40933669, 81867338]

約数ペア:

[(1, 81867338), (2, 40933669), (7, 11695334), (14, 5847667), (49, 1670762), (59, 1387582), (98, 835381), (118, 693791), (413, 198226), (826, 99113), (2891, 28318), (5782, 14159)]