26911425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{21107}}^1$

素因数の和:21137

約数の個数: 24

約数和(自身を含む): 47113056

約数和(自身を除く): 20201631

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 21107, 63321, 105535, 316605, 358819, 527675, 1076457, 1583025, 1794095, 5382285, 8970475, 26911425]

約数ペア:

[(1, 26911425), (3, 8970475), (5, 5382285), (15, 1794095), (17, 1583025), (25, 1076457), (51, 527675), (75, 358819), (85, 316605), (255, 105535), (425, 63321), (1275, 21107)]