870836253

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 1430784000

約数和(自身を除く): 559947747

約数列:

[1, 3, 7, 19, 21, 57, 89, 133, 137, 179, 267, 399, 411, 537, 623, 959, 1253, 1691, 1869, 2603, 2877, 3401, 3759, 5073, 7809, 10203, 11837, 12193, 15931, 18221, 23807, 24523, 35511, 36579, 47793, 54663, 71421, 73569, 85351, 111517, 171661, 231667, 256053, 302689, 334551, 465937, 514983, 695001, 908067, 1397811, 1621669, 2118823, 2182547, 3261559, 4865007, 6356469, 6547641, 9784677, 15277829, 41468393, 45833487, 124405179, 290278751, 870836253]

約数ペア:

[(1, 870836253), (3, 290278751), (7, 124405179), (19, 45833487), (21, 41468393), (57, 15277829), (89, 9784677), (133, 6547641), (137, 6356469), (179, 4865007), (267, 3261559), (399, 2182547), (411, 2118823), (537, 1621669), (623, 1397811), (959, 908067), (1253, 695001), (1691, 514983), (1869, 465937), (2603, 334551), (2877, 302689), (3401, 256053), (3759, 231667), (5073, 171661), (7809, 111517), (10203, 85351), (11837, 73569), (12193, 71421), (15931, 54663), (18221, 47793), (23807, 36579), (24523, 35511)]