821328

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:323

約数の個数: 40

約数和(自身を含む): 2160576

約数和(自身を除く): 1339248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 241, 284, 426, 482, 568, 723, 852, 964, 1136, 1446, 1704, 1928, 2892, 3408, 3856, 5784, 11568, 17111, 34222, 51333, 68444, 102666, 136888, 205332, 273776, 410664, 821328]

約数ペア:

[(1, 821328), (2, 410664), (3, 273776), (4, 205332), (6, 136888), (8, 102666), (12, 68444), (16, 51333), (24, 34222), (48, 17111), (71, 11568), (142, 5784), (213, 3856), (241, 3408), (284, 2892), (426, 1928), (482, 1704), (568, 1446), (723, 1136), (852, 964)]