291217242

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{991}}^1$

素因数の和:1123

約数の個数: 64

約数和(自身を含む): 641101824

約数和(自身を除く): 349884582

約数列:

[1, 2, 3, 6, 17, 34, 43, 51, 67, 86, 102, 129, 134, 201, 258, 402, 731, 991, 1139, 1462, 1982, 2193, 2278, 2881, 2973, 3417, 4386, 5762, 5946, 6834, 8643, 16847, 17286, 33694, 42613, 48977, 50541, 66397, 85226, 97954, 101082, 127839, 132794, 146931, 199191, 255678, 293862, 398382, 724421, 1128749, 1448842, 2173263, 2257498, 2855071, 3386247, 4346526, 5710142, 6772494, 8565213, 17130426, 48536207, 97072414, 145608621, 291217242]

約数ペア:

[(1, 291217242), (2, 145608621), (3, 97072414), (6, 48536207), (17, 17130426), (34, 8565213), (43, 6772494), (51, 5710142), (67, 4346526), (86, 3386247), (102, 2855071), (129, 2257498), (134, 2173263), (201, 1448842), (258, 1128749), (402, 724421), (731, 398382), (991, 293862), (1139, 255678), (1462, 199191), (1982, 146931), (2193, 132794), (2278, 127839), (2881, 101082), (2973, 97954), (3417, 85226), (4386, 66397), (5762, 50541), (5946, 48977), (6834, 42613), (8643, 33694), (16847, 17286)]