197279872

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 408497760

約数和(自身を除く): 211217888

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 73, 86, 128, 146, 172, 292, 344, 491, 584, 688, 982, 1168, 1376, 1964, 2336, 2752, 3139, 3928, 4672, 5504, 6278, 7856, 9344, 12556, 15712, 21113, 25112, 31424, 35843, 42226, 50224, 62848, 71686, 84452, 100448, 143372, 168904, 200896, 286744, 337808, 401792, 573488, 675616, 1146976, 1351232, 1541249, 2293952, 2702464, 3082498, 4587904, 6164996, 12329992, 24659984, 49319968, 98639936, 197279872]

約数ペア:

[(1, 197279872), (2, 98639936), (4, 49319968), (8, 24659984), (16, 12329992), (32, 6164996), (43, 4587904), (64, 3082498), (73, 2702464), (86, 2293952), (128, 1541249), (146, 1351232), (172, 1146976), (292, 675616), (344, 573488), (491, 401792), (584, 337808), (688, 286744), (982, 200896), (1168, 168904), (1376, 143372), (1964, 100448), (2336, 84452), (2752, 71686), (3139, 62848), (3928, 50224), (4672, 42226), (5504, 35843), (6278, 31424), (7856, 25112), (9344, 21113), (12556, 15712)]