26207895

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 49297248

約数和(自身を除く): 23089353

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 181, 197, 245, 543, 591, 735, 905, 985, 1267, 1379, 2715, 2955, 3801, 4137, 6335, 6895, 8869, 9653, 19005, 20685, 26607, 28959, 35657, 44345, 48265, 106971, 133035, 144795, 178285, 249599, 534855, 748797, 1247995, 1747193, 3743985, 5241579, 8735965, 26207895]

約数ペア:

[(1, 26207895), (3, 8735965), (5, 5241579), (7, 3743985), (15, 1747193), (21, 1247995), (35, 748797), (49, 534855), (105, 249599), (147, 178285), (181, 144795), (197, 133035), (245, 106971), (543, 48265), (591, 44345), (735, 35657), (905, 28959), (985, 26607), (1267, 20685), (1379, 19005), (2715, 9653), (2955, 8869), (3801, 6895), (4137, 6335)]