3973655

素因数分解:

$5^1\times 7^4\times {\mathrm{331}}^1$

素因数の和:364

約数の個数: 20

約数和(自身を含む): 5579592

約数和(自身を除く): 1605937

約数列:

[1, 5, 7, 35, 49, 245, 331, 343, 1655, 1715, 2317, 2401, 11585, 12005, 16219, 81095, 113533, 567665, 794731, 3973655]

約数ペア:

[(1, 3973655), (5, 794731), (7, 567665), (35, 113533), (49, 81095), (245, 16219), (331, 12005), (343, 11585), (1655, 2401), (1715, 2317)]