72981573

素因数分解:

$3^1\times 7^1\times {\mathrm{1307}}^1\times {\mathrm{2659}}^1$

素因数の和:3976

約数の個数: 16

約数和(自身を含む): 111336960

約数和(自身を除く): 38355387

約数列:

[1, 3, 7, 21, 1307, 2659, 3921, 7977, 9149, 18613, 27447, 55839, 3475313, 10425939, 24327191, 72981573]

約数ペア:

[(1, 72981573), (3, 24327191), (7, 10425939), (21, 3475313), (1307, 55839), (2659, 27447), (3921, 18613), (7977, 9149)]