71950473

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 131838720

約数和(自身を除く): 59888247

約数列:

[1, 3, 7, 9, 19, 21, 31, 49, 57, 63, 93, 133, 147, 171, 217, 277, 279, 399, 441, 589, 651, 831, 931, 1197, 1519, 1767, 1939, 1953, 2493, 2793, 4123, 4557, 5263, 5301, 5817, 8379, 8587, 12369, 13573, 13671, 15789, 17451, 25761, 28861, 36841, 37107, 40719, 47367, 60109, 77283, 86583, 110523, 122157, 163153, 180327, 257887, 259749, 331569, 420763, 489459, 540981, 773661, 1142071, 1262289, 1468377, 2320983, 3426213, 3786867, 7994497, 10278639, 23983491, 71950473]

約数ペア:

[(1, 71950473), (3, 23983491), (7, 10278639), (9, 7994497), (19, 3786867), (21, 3426213), (31, 2320983), (49, 1468377), (57, 1262289), (63, 1142071), (93, 773661), (133, 540981), (147, 489459), (171, 420763), (217, 331569), (277, 259749), (279, 257887), (399, 180327), (441, 163153), (589, 122157), (651, 110523), (831, 86583), (931, 77283), (1197, 60109), (1519, 47367), (1767, 40719), (1939, 37107), (1953, 36841), (2493, 28861), (2793, 25761), (4123, 17451), (4557, 15789), (5263, 13671), (5301, 13573), (5817, 12369), (8379, 8587)]