42172395

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1459}}^1$

素因数の和:1555

約数の個数: 32

約数和(自身を含む): 70640640

約数和(自身を除く): 28468245

約数列:

[1, 3, 5, 15, 41, 47, 123, 141, 205, 235, 615, 705, 1459, 1927, 4377, 5781, 7295, 9635, 21885, 28905, 59819, 68573, 179457, 205719, 299095, 342865, 897285, 1028595, 2811493, 8434479, 14057465, 42172395]

約数ペア:

[(1, 42172395), (3, 14057465), (5, 8434479), (15, 2811493), (41, 1028595), (47, 897285), (123, 342865), (141, 299095), (205, 205719), (235, 179457), (615, 68573), (705, 59819), (1459, 28905), (1927, 21885), (4377, 9635), (5781, 7295)]