42996177

素因数分解:

$3^5\times 7^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 78676416

約数和(自身を除く): 35680239

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 81, 147, 157, 161, 189, 207, 243, 441, 471, 483, 567, 621, 1099, 1127, 1323, 1413, 1449, 1701, 1863, 3297, 3381, 3611, 3969, 4239, 4347, 5589, 7693, 9891, 10143, 10833, 11907, 12717, 13041, 23079, 25277, 29673, 30429, 32499, 38151, 39123, 69237, 75831, 89019, 91287, 97497, 176939, 207711, 227493, 267057, 273861, 292491, 530817, 623133, 682479, 877473, 1592451, 1869399, 2047437, 4777353, 6142311, 14332059, 42996177]

約数ペア:

[(1, 42996177), (3, 14332059), (7, 6142311), (9, 4777353), (21, 2047437), (23, 1869399), (27, 1592451), (49, 877473), (63, 682479), (69, 623133), (81, 530817), (147, 292491), (157, 273861), (161, 267057), (189, 227493), (207, 207711), (243, 176939), (441, 97497), (471, 91287), (483, 89019), (567, 75831), (621, 69237), (1099, 39123), (1127, 38151), (1323, 32499), (1413, 30429), (1449, 29673), (1701, 25277), (1863, 23079), (3297, 13041), (3381, 12717), (3611, 11907), (3969, 10833), (4239, 10143), (4347, 9891), (5589, 7693)]