285468547

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 374725440

約数和(自身を除く): 89256893

約数列:

[1, 7, 13, 29, 53, 91, 157, 169, 203, 371, 377, 689, 1099, 1183, 1537, 2041, 2639, 4553, 4823, 4901, 8321, 8957, 10759, 14287, 19981, 26533, 31871, 34307, 58247, 59189, 62699, 108173, 139867, 185731, 241309, 259753, 414323, 757211, 769457, 1406249, 1689163, 1818271, 3137017, 5386199, 9843743, 21959119, 40781221, 285468547]

約数ペア:

[(1, 285468547), (7, 40781221), (13, 21959119), (29, 9843743), (53, 5386199), (91, 3137017), (157, 1818271), (169, 1689163), (203, 1406249), (371, 769457), (377, 757211), (689, 414323), (1099, 259753), (1183, 241309), (1537, 185731), (2041, 139867), (2639, 108173), (4553, 62699), (4823, 59189), (4901, 58247), (8321, 34307), (8957, 31871), (10759, 26533), (14287, 19981)]