488906404

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{12589}}^1$

素因数の和:12692

約数の個数: 48

約数和(自身を含む): 1043459200

約数和(自身を除く): 554552796

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 266, 292, 511, 532, 1022, 1387, 2044, 2774, 5548, 9709, 12589, 19418, 25178, 38836, 50356, 88123, 176246, 239191, 352492, 478382, 918997, 956764, 1674337, 1837994, 3348674, 3675988, 6432979, 6697348, 12865958, 17460943, 25731916, 34921886, 69843772, 122226601, 244453202, 488906404]

約数ペア:

[(1, 488906404), (2, 244453202), (4, 122226601), (7, 69843772), (14, 34921886), (19, 25731916), (28, 17460943), (38, 12865958), (73, 6697348), (76, 6432979), (133, 3675988), (146, 3348674), (266, 1837994), (292, 1674337), (511, 956764), (532, 918997), (1022, 478382), (1387, 352492), (2044, 239191), (2774, 176246), (5548, 88123), (9709, 50356), (12589, 38836), (19418, 25178)]