394393248

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{31847}}^1$

素因数の和:31906

約数の個数: 72

約数和(自身を含む): 1147674528

約数和(自身を除く): 753281280

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 2064, 3096, 4128, 6192, 12384, 31847, 63694, 95541, 127388, 191082, 254776, 286623, 382164, 509552, 573246, 764328, 1019104, 1146492, 1369421, 1528656, 2292984, 2738842, 3057312, 4108263, 4585968, 5477684, 8216526, 9171936, 10955368, 12324789, 16433052, 21910736, 24649578, 32866104, 43821472, 49299156, 65732208, 98598312, 131464416, 197196624, 394393248]

約数ペア:

[(1, 394393248), (2, 197196624), (3, 131464416), (4, 98598312), (6, 65732208), (8, 49299156), (9, 43821472), (12, 32866104), (16, 24649578), (18, 21910736), (24, 16433052), (32, 12324789), (36, 10955368), (43, 9171936), (48, 8216526), (72, 5477684), (86, 4585968), (96, 4108263), (129, 3057312), (144, 2738842), (172, 2292984), (258, 1528656), (288, 1369421), (344, 1146492), (387, 1019104), (516, 764328), (688, 573246), (774, 509552), (1032, 382164), (1376, 286623), (1548, 254776), (2064, 191082), (3096, 127388), (4128, 95541), (6192, 63694), (12384, 31847)]