289316656

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{1181}}^1$

素因数の和:1501

約数の個数: 40

約数和(自身を含む): 572494608

約数和(自身を除く): 283177952

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 251, 488, 502, 976, 1004, 1181, 2008, 2362, 4016, 4724, 9448, 15311, 18896, 30622, 61244, 72041, 122488, 144082, 244976, 288164, 296431, 576328, 592862, 1152656, 1185724, 2371448, 4742896, 18082291, 36164582, 72329164, 144658328, 289316656]

約数ペア:

[(1, 289316656), (2, 144658328), (4, 72329164), (8, 36164582), (16, 18082291), (61, 4742896), (122, 2371448), (244, 1185724), (251, 1152656), (488, 592862), (502, 576328), (976, 296431), (1004, 288164), (1181, 244976), (2008, 144082), (2362, 122488), (4016, 72041), (4724, 61244), (9448, 30622), (15311, 18896)]