858301269

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1\times {\mathrm{2659}}^1$

素因数の和:3497

約数の個数: 32

約数和(自身を含む): 1378944000

約数和(自身を除く): 520642731

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 809, 2427, 2659, 5663, 7977, 15371, 16989, 18613, 46113, 50521, 55839, 107597, 151563, 322791, 353647, 1060941, 2151131, 6453393, 15057917, 40871489, 45173751, 122614467, 286100423, 858301269]

約数ペア:

[(1, 858301269), (3, 286100423), (7, 122614467), (19, 45173751), (21, 40871489), (57, 15057917), (133, 6453393), (399, 2151131), (809, 1060941), (2427, 353647), (2659, 322791), (5663, 151563), (7977, 107597), (15371, 55839), (16989, 50521), (18613, 46113)]