7889637

素因数分解:

$3^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{281}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 12344832

約数和(自身を除く): 4455195

約数列:

[1, 3, 7, 21, 49, 147, 191, 281, 573, 843, 1337, 1967, 4011, 5901, 9359, 13769, 28077, 41307, 53671, 161013, 375697, 1127091, 2629879, 7889637]

約数ペア:

[(1, 7889637), (3, 2629879), (7, 1127091), (21, 375697), (49, 161013), (147, 53671), (191, 41307), (281, 28077), (573, 13769), (843, 9359), (1337, 5901), (1967, 4011)]