717899138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 1262822400

約数和(自身を除く): 544923262

約数列:

[1, 2, 11, 22, 23, 46, 59, 118, 139, 173, 253, 278, 346, 506, 649, 1298, 1357, 1529, 1903, 2714, 3058, 3197, 3806, 3979, 6394, 7958, 8201, 10207, 14927, 16402, 20414, 24047, 29854, 35167, 43769, 48094, 70334, 87538, 90211, 112277, 180422, 188623, 224554, 234761, 264517, 377246, 469522, 529034, 553081, 1106162, 1418773, 2074853, 2582371, 2837546, 4149706, 5164742, 6083891, 12167782, 15606503, 31213006, 32631779, 65263558, 358949569, 717899138]

約数ペア:

[(1, 717899138), (2, 358949569), (11, 65263558), (22, 32631779), (23, 31213006), (46, 15606503), (59, 12167782), (118, 6083891), (139, 5164742), (173, 4149706), (253, 2837546), (278, 2582371), (346, 2074853), (506, 1418773), (649, 1106162), (1298, 553081), (1357, 529034), (1529, 469522), (1903, 377246), (2714, 264517), (3058, 234761), (3197, 224554), (3806, 188623), (3979, 180422), (6394, 112277), (7958, 90211), (8201, 87538), (10207, 70334), (14927, 48094), (16402, 43769), (20414, 35167), (24047, 29854)]