31197958561

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1117}}^1\times {\mathrm{1123}}^1$

素因数の和:2294

約数の個数: 64

約数和(自身を含む): 43429201920

約数和(自身を除く): 12231243359

約数列:

[1, 7, 11, 17, 19, 77, 119, 133, 187, 209, 323, 1117, 1123, 1309, 1463, 2261, 3553, 7819, 7861, 12287, 12353, 18989, 19091, 21223, 21337, 24871, 86009, 86471, 132923, 133637, 148561, 149359, 208879, 210001, 233453, 234707, 360791, 362729, 1254391, 1462153, 1470007, 1634171, 1642949, 2525537, 2539103, 3968701, 3990019, 8780737, 13798301, 21324647, 23833429, 27780907, 27930133, 96588107, 149272529, 166834003, 234571117, 262167719, 405168293, 1641997819, 1835174033, 2836178051, 4456851223, 31197958561]

約数ペア:

[(1, 31197958561), (7, 4456851223), (11, 2836178051), (17, 1835174033), (19, 1641997819), (77, 405168293), (119, 262167719), (133, 234571117), (187, 166834003), (209, 149272529), (323, 96588107), (1117, 27930133), (1123, 27780907), (1309, 23833429), (1463, 21324647), (2261, 13798301), (3553, 8780737), (7819, 3990019), (7861, 3968701), (12287, 2539103), (12353, 2525537), (18989, 1642949), (19091, 1634171), (21223, 1470007), (21337, 1462153), (24871, 1254391), (86009, 362729), (86471, 360791), (132923, 234707), (133637, 233453), (148561, 210001), (149359, 208879)]