438423518

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{293}}^1$

素因数の和:573

約数の個数: 48

約数和(自身を含む): 755380080

約数和(自身を除く): 316956562

約数列:

[1, 2, 13, 19, 26, 38, 169, 233, 247, 293, 338, 466, 494, 586, 3029, 3211, 3809, 4427, 5567, 6058, 6422, 7618, 8854, 11134, 39377, 49517, 57551, 68269, 72371, 78754, 99034, 115102, 136538, 144742, 748163, 887497, 940823, 1297111, 1496326, 1774994, 1881646, 2594222, 11537461, 16862443, 23074922, 33724886, 219211759, 438423518]

約数ペア:

[(1, 438423518), (2, 219211759), (13, 33724886), (19, 23074922), (26, 16862443), (38, 11537461), (169, 2594222), (233, 1881646), (247, 1774994), (293, 1496326), (338, 1297111), (466, 940823), (494, 887497), (586, 748163), (3029, 144742), (3211, 136538), (3809, 115102), (4427, 99034), (5567, 78754), (6058, 72371), (6422, 68269), (7618, 57551), (8854, 49517), (11134, 39377)]