90889911

素因数分解:

$3^3\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1427}}^1$

素因数の和:1780

約数の個数: 32

約数和(自身を含む): 154452480

約数和(自身を除く): 63562569

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 337, 1011, 1427, 2359, 3033, 4281, 7077, 9099, 9989, 12843, 21231, 29967, 38529, 63693, 89901, 269703, 480899, 1442697, 3366293, 4328091, 10098879, 12984273, 30296637, 90889911]

約数ペア:

[(1, 90889911), (3, 30296637), (7, 12984273), (9, 10098879), (21, 4328091), (27, 3366293), (63, 1442697), (189, 480899), (337, 269703), (1011, 89901), (1427, 63693), (2359, 38529), (3033, 29967), (4281, 21231), (7077, 12843), (9099, 9989)]