30937865

素因数分解:

$5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{641}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 43473672

約数和(自身を除く): 12535807

約数列:

[1, 5, 7, 35, 49, 197, 245, 641, 985, 1379, 3205, 4487, 6895, 9653, 22435, 31409, 48265, 126277, 157045, 631385, 883939, 4419695, 6187573, 30937865]

約数ペア:

[(1, 30937865), (5, 6187573), (7, 4419695), (35, 883939), (49, 631385), (197, 157045), (245, 126277), (641, 48265), (985, 31409), (1379, 22435), (3205, 9653), (4487, 6895)]