243807746

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:679

約数の個数: 64

約数和(自身を含む): 471367680

約数和(自身を除く): 227559934

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 79, 91, 158, 182, 217, 403, 434, 547, 553, 806, 1027, 1094, 1106, 2054, 2449, 2821, 3829, 4898, 5642, 7111, 7189, 7658, 14222, 14378, 16957, 17143, 31837, 33914, 34286, 43213, 49777, 63674, 86426, 99554, 118699, 220441, 222859, 237398, 302491, 440882, 445718, 561769, 604982, 1123538, 1339603, 1543087, 2679206, 3086174, 3932383, 7864766, 9377221, 17414839, 18754442, 34829678, 121903873, 243807746]

約数ペア:

[(1, 243807746), (2, 121903873), (7, 34829678), (13, 18754442), (14, 17414839), (26, 9377221), (31, 7864766), (62, 3932383), (79, 3086174), (91, 2679206), (158, 1543087), (182, 1339603), (217, 1123538), (403, 604982), (434, 561769), (547, 445718), (553, 440882), (806, 302491), (1027, 237398), (1094, 222859), (1106, 220441), (2054, 118699), (2449, 99554), (2821, 86426), (3829, 63674), (4898, 49777), (5642, 43213), (7111, 34286), (7189, 33914), (7658, 31837), (14222, 17143), (14378, 16957)]