4971197

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 6599232

約数和(自身を除く): 1628035

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 401, 539, 1127, 1771, 2807, 4411, 9223, 12397, 19649, 30877, 64561, 101453, 216139, 451927, 710171, 4971197]

約数ペア:

[(1, 4971197), (7, 710171), (11, 451927), (23, 216139), (49, 101453), (77, 64561), (161, 30877), (253, 19649), (401, 12397), (539, 9223), (1127, 4411), (1771, 2807)]