81215328

素因数分解:

$2^5\times 3^1\times {\mathrm{491}}^1\times {\mathrm{1723}}^1$

素因数の和:2227

約数の個数: 48

約数和(自身を含む): 213748416

約数和(自身を除く): 132533088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 491, 982, 1473, 1723, 1964, 2946, 3446, 3928, 5169, 5892, 6892, 7856, 10338, 11784, 13784, 15712, 20676, 23568, 27568, 41352, 47136, 55136, 82704, 165408, 845993, 1691986, 2537979, 3383972, 5075958, 6767944, 10151916, 13535888, 20303832, 27071776, 40607664, 81215328]

約数ペア:

[(1, 81215328), (2, 40607664), (3, 27071776), (4, 20303832), (6, 13535888), (8, 10151916), (12, 6767944), (16, 5075958), (24, 3383972), (32, 2537979), (48, 1691986), (96, 845993), (491, 165408), (982, 82704), (1473, 55136), (1723, 47136), (1964, 41352), (2946, 27568), (3446, 23568), (3928, 20676), (5169, 15712), (5892, 13784), (6892, 11784), (7856, 10338)]