211408048

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1265

約数の個数: 40

約数和(自身を含む): 418227200

約数和(自身を除く): 206819152

約数列:

[1, 2, 4, 8, 16, 67, 134, 199, 268, 398, 536, 796, 991, 1072, 1592, 1982, 3184, 3964, 7928, 13333, 15856, 26666, 53332, 66397, 106664, 132794, 197209, 213328, 265588, 394418, 531176, 788836, 1062352, 1577672, 3155344, 13213003, 26426006, 52852012, 105704024, 211408048]

約数ペア:

[(1, 211408048), (2, 105704024), (4, 52852012), (8, 26426006), (16, 13213003), (67, 3155344), (134, 1577672), (199, 1062352), (268, 788836), (398, 531176), (536, 394418), (796, 265588), (991, 213328), (1072, 197209), (1592, 132794), (1982, 106664), (3184, 66397), (3964, 53332), (7928, 26666), (13333, 15856)]