420704258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{1423}}^1$

素因数の和:1658

約数の個数: 32

約数和(自身を含む): 693294336

約数和(自身を除く): 272590078

約数列:

[1, 2, 13, 26, 83, 137, 166, 274, 1079, 1423, 1781, 2158, 2846, 3562, 11371, 18499, 22742, 36998, 118109, 147823, 194951, 236218, 295646, 389902, 1535417, 2534363, 3070834, 5068726, 16180933, 32361866, 210352129, 420704258]

約数ペア:

[(1, 420704258), (2, 210352129), (13, 32361866), (26, 16180933), (83, 5068726), (137, 3070834), (166, 2534363), (274, 1535417), (1079, 389902), (1423, 295646), (1781, 236218), (2158, 194951), (2846, 147823), (3562, 118109), (11371, 36998), (18499, 22742)]