72138051

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 114903360

約数和(自身を除く): 42765309

約数列:

[1, 3, 9, 23, 29, 61, 69, 87, 183, 197, 207, 261, 549, 591, 667, 1403, 1769, 1773, 2001, 4209, 4531, 5307, 5713, 6003, 12017, 12627, 13593, 15921, 17139, 36051, 40687, 40779, 51417, 108153, 122061, 131399, 276391, 348493, 366183, 394197, 829173, 1045479, 1182591, 2487519, 3136437, 8015339, 24046017, 72138051]

約数ペア:

[(1, 72138051), (3, 24046017), (9, 8015339), (23, 3136437), (29, 2487519), (61, 1182591), (69, 1045479), (87, 829173), (183, 394197), (197, 366183), (207, 348493), (261, 276391), (549, 131399), (591, 122061), (667, 108153), (1403, 51417), (1769, 40779), (1773, 40687), (2001, 36051), (4209, 17139), (4531, 15921), (5307, 13593), (5713, 12627), (6003, 12017)]