31754828

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 65856000

約数和(自身を除く): 34101172

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 139, 164, 199, 278, 287, 398, 556, 574, 796, 973, 1148, 1393, 1946, 2786, 3892, 5572, 5699, 8159, 11398, 16318, 22796, 27661, 32636, 39893, 55322, 57113, 79786, 110644, 114226, 159572, 193627, 228452, 387254, 774508, 1134101, 2268202, 4536404, 7938707, 15877414, 31754828]

約数ペア:

[(1, 31754828), (2, 15877414), (4, 7938707), (7, 4536404), (14, 2268202), (28, 1134101), (41, 774508), (82, 387254), (139, 228452), (164, 193627), (199, 159572), (278, 114226), (287, 110644), (398, 79786), (556, 57113), (574, 55322), (796, 39893), (973, 32636), (1148, 27661), (1393, 22796), (1946, 16318), (2786, 11398), (3892, 8159), (5572, 5699)]