236700639

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{7621}}^1$

素因数の和:7680

約数の個数: 48

約数和(自身を含む): 428051520

約数和(自身を除く): 191350881

約数列:

[1, 3, 7, 9, 17, 21, 29, 51, 63, 87, 119, 153, 203, 261, 357, 493, 609, 1071, 1479, 1827, 3451, 4437, 7621, 10353, 22863, 31059, 53347, 68589, 129557, 160041, 221009, 388671, 480123, 663027, 906899, 1166013, 1547063, 1989081, 2720697, 3757153, 4641189, 8162091, 11271459, 13923567, 26300071, 33814377, 78900213, 236700639]

約数ペア:

[(1, 236700639), (3, 78900213), (7, 33814377), (9, 26300071), (17, 13923567), (21, 11271459), (29, 8162091), (51, 4641189), (63, 3757153), (87, 2720697), (119, 1989081), (153, 1547063), (203, 1166013), (261, 906899), (357, 663027), (493, 480123), (609, 388671), (1071, 221009), (1479, 160041), (1827, 129557), (3451, 68589), (4437, 53347), (7621, 31059), (10353, 22863)]