290470698

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{256147}}^1$

素因数の和:256168

約数の個数: 40

約数和(自身を含む): 743853792

約数和(自身を除く): 453383094

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 256147, 512294, 768441, 1536882, 1793029, 2305323, 3586058, 4610646, 5379087, 6915969, 10758174, 13831938, 16137261, 20747907, 32274522, 41495814, 48411783, 96823566, 145235349, 290470698]

約数ペア:

[(1, 290470698), (2, 145235349), (3, 96823566), (6, 48411783), (7, 41495814), (9, 32274522), (14, 20747907), (18, 16137261), (21, 13831938), (27, 10758174), (42, 6915969), (54, 5379087), (63, 4610646), (81, 3586058), (126, 2305323), (162, 1793029), (189, 1536882), (378, 768441), (567, 512294), (1134, 256147)]