22561315

素因数分解:

$5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1297}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 31961952

約数和(自身を除く): 9400637

約数列:

[1, 5, 7, 35, 49, 71, 245, 355, 497, 1297, 2485, 3479, 6485, 9079, 17395, 45395, 63553, 92087, 317765, 460435, 644609, 3223045, 4512263, 22561315]

約数ペア:

[(1, 22561315), (5, 4512263), (7, 3223045), (35, 644609), (49, 460435), (71, 317765), (245, 92087), (355, 63553), (497, 45395), (1297, 17395), (2485, 9079), (3479, 6485)]