1332656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:213

約数の個数: 40

約数和(自身を含む): 2864400

約数和(自身を除く): 1531744

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 149, 172, 208, 298, 344, 559, 596, 688, 1118, 1192, 1937, 2236, 2384, 3874, 4472, 6407, 7748, 8944, 12814, 15496, 25628, 30992, 51256, 83291, 102512, 166582, 333164, 666328, 1332656]

約数ペア:

[(1, 1332656), (2, 666328), (4, 333164), (8, 166582), (13, 102512), (16, 83291), (26, 51256), (43, 30992), (52, 25628), (86, 15496), (104, 12814), (149, 8944), (172, 7748), (208, 6407), (298, 4472), (344, 3874), (559, 2384), (596, 2236), (688, 1937), (1118, 1192)]