147905681

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 197750784

約数和(自身を除く): 49845103

約数列:

[1, 7, 11, 31, 43, 77, 121, 131, 217, 301, 341, 473, 847, 917, 1333, 1441, 2387, 3311, 3751, 4061, 5203, 5633, 9331, 10087, 14663, 15851, 26257, 28427, 36421, 39431, 44671, 61963, 102641, 110957, 161293, 174623, 312697, 433741, 491381, 681593, 1129051, 1222361, 1920853, 3439667, 4771151, 13445971, 21129383, 147905681]

約数ペア:

[(1, 147905681), (7, 21129383), (11, 13445971), (31, 4771151), (43, 3439667), (77, 1920853), (121, 1222361), (131, 1129051), (217, 681593), (301, 491381), (341, 433741), (473, 312697), (847, 174623), (917, 161293), (1333, 110957), (1441, 102641), (2387, 61963), (3311, 44671), (3751, 39431), (4061, 36421), (5203, 28427), (5633, 26257), (9331, 15851), (10087, 14663)]