390838006

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{1567}}^1$

素因数の和:1816

約数の個数: 32

約数和(自身を含む): 647232768

約数和(自身を除く): 256394762

約数列:

[1, 2, 13, 26, 53, 106, 181, 362, 689, 1378, 1567, 2353, 3134, 4706, 9593, 19186, 20371, 40742, 83051, 124709, 166102, 249418, 283627, 567254, 1079663, 2159326, 3687151, 7374302, 15032231, 30064462, 195419003, 390838006]

約数ペア:

[(1, 390838006), (2, 195419003), (13, 30064462), (26, 15032231), (53, 7374302), (106, 3687151), (181, 2159326), (362, 1079663), (689, 567254), (1378, 283627), (1567, 249418), (2353, 166102), (3134, 124709), (4706, 83051), (9593, 40742), (19186, 20371)]