621738572

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{17609}}^1$

素因数の和:17730

約数の個数: 48

約数和(自身を含む): 1353011520

約数和(自身を除く): 731272948

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 97, 182, 194, 364, 388, 679, 1261, 1358, 2522, 2716, 5044, 8827, 17609, 17654, 35218, 35308, 70436, 123263, 228917, 246526, 457834, 493052, 915668, 1602419, 1708073, 3204838, 3416146, 6409676, 6832292, 11956511, 22204949, 23913022, 44409898, 47826044, 88819796, 155434643, 310869286, 621738572]

約数ペア:

[(1, 621738572), (2, 310869286), (4, 155434643), (7, 88819796), (13, 47826044), (14, 44409898), (26, 23913022), (28, 22204949), (52, 11956511), (91, 6832292), (97, 6409676), (182, 3416146), (194, 3204838), (364, 1708073), (388, 1602419), (679, 915668), (1261, 493052), (1358, 457834), (2522, 246526), (2716, 228917), (5044, 123263), (8827, 70436), (17609, 35308), (17654, 35218)]