781087008

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{625871}}^1$

素因数の和:625897

約数の個数: 48

約数和(自身を含む): 2208076416

約数和(自身を除く): 1426989408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 625871, 1251742, 1877613, 2503484, 3755226, 5006968, 7510452, 8136323, 10013936, 15020904, 16272646, 20027872, 24408969, 30041808, 32545292, 48817938, 60083616, 65090584, 97635876, 130181168, 195271752, 260362336, 390543504, 781087008]

約数ペア:

[(1, 781087008), (2, 390543504), (3, 260362336), (4, 195271752), (6, 130181168), (8, 97635876), (12, 65090584), (13, 60083616), (16, 48817938), (24, 32545292), (26, 30041808), (32, 24408969), (39, 20027872), (48, 16272646), (52, 15020904), (78, 10013936), (96, 8136323), (104, 7510452), (156, 5006968), (208, 3755226), (312, 2503484), (416, 1877613), (624, 1251742), (1248, 625871)]