81081966

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{3491}}^1$

素因数の和:3589

約数の個数: 48

約数和(自身を含む): 191082240

約数和(自身を除く): 110000274

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 79, 98, 147, 158, 237, 294, 474, 553, 1106, 1659, 3318, 3491, 3871, 6982, 7742, 10473, 11613, 20946, 23226, 24437, 48874, 73311, 146622, 171059, 275789, 342118, 513177, 551578, 827367, 1026354, 1654734, 1930523, 3861046, 5791569, 11583138, 13513661, 27027322, 40540983, 81081966]

約数ペア:

[(1, 81081966), (2, 40540983), (3, 27027322), (6, 13513661), (7, 11583138), (14, 5791569), (21, 3861046), (42, 1930523), (49, 1654734), (79, 1026354), (98, 827367), (147, 551578), (158, 513177), (237, 342118), (294, 275789), (474, 171059), (553, 146622), (1106, 73311), (1659, 48874), (3318, 24437), (3491, 23226), (3871, 20946), (6982, 11613), (7742, 10473)]