397436368

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1013}}^1$

素因数の和:1172

約数の個数: 80

約数和(自身を含む): 917369856

約数和(自身を除く): 519933488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 113, 124, 217, 226, 248, 434, 452, 496, 791, 868, 904, 1013, 1582, 1736, 1808, 2026, 3164, 3472, 3503, 4052, 6328, 7006, 7091, 8104, 12656, 14012, 14182, 16208, 24521, 28024, 28364, 31403, 49042, 56048, 56728, 62806, 98084, 113456, 114469, 125612, 196168, 219821, 228938, 251224, 392336, 439642, 457876, 502448, 801283, 879284, 915752, 1602566, 1758568, 1831504, 3205132, 3517136, 3548539, 6410264, 7097078, 12820528, 14194156, 24839773, 28388312, 49679546, 56776624, 99359092, 198718184, 397436368]

約数ペア:

[(1, 397436368), (2, 198718184), (4, 99359092), (7, 56776624), (8, 49679546), (14, 28388312), (16, 24839773), (28, 14194156), (31, 12820528), (56, 7097078), (62, 6410264), (112, 3548539), (113, 3517136), (124, 3205132), (217, 1831504), (226, 1758568), (248, 1602566), (434, 915752), (452, 879284), (496, 801283), (791, 502448), (868, 457876), (904, 439642), (1013, 392336), (1582, 251224), (1736, 228938), (1808, 219821), (2026, 196168), (3164, 125612), (3472, 114469), (3503, 113456), (4052, 98084), (6328, 62806), (7006, 56728), (7091, 56048), (8104, 49042), (12656, 31403), (14012, 28364), (14182, 28024), (16208, 24521)]