291284006

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:561

約数の個数: 48

約数和(自身を含む): 500424480

約数和(自身を除く): 209140474

約数列:

[1, 2, 13, 23, 26, 46, 89, 169, 178, 299, 338, 421, 598, 842, 1157, 2047, 2314, 3887, 4094, 5473, 7774, 9683, 10946, 15041, 19366, 26611, 30082, 37469, 53222, 71149, 74938, 125879, 142298, 251758, 345943, 487097, 691886, 861787, 974194, 1636427, 1723574, 3272854, 6332261, 11203231, 12664522, 22406462, 145642003, 291284006]

約数ペア:

[(1, 291284006), (2, 145642003), (13, 22406462), (23, 12664522), (26, 11203231), (46, 6332261), (89, 3272854), (169, 1723574), (178, 1636427), (299, 974194), (338, 861787), (421, 691886), (598, 487097), (842, 345943), (1157, 251758), (2047, 142298), (2314, 125879), (3887, 74938), (4094, 71149), (5473, 53222), (7774, 37469), (9683, 30082), (10946, 26611), (15041, 19366)]