121769985

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1783}}^1$

素因数の和:1977

約数の個数: 32

約数和(自身を含む): 202947840

約数和(自身を除く): 81177855

約数列:

[1, 3, 5, 15, 29, 87, 145, 157, 435, 471, 785, 1783, 2355, 4553, 5349, 8915, 13659, 22765, 26745, 51707, 68295, 155121, 258535, 279931, 775605, 839793, 1399655, 4198965, 8117999, 24353997, 40589995, 121769985]

約数ペア:

[(1, 121769985), (3, 40589995), (5, 24353997), (15, 8117999), (29, 4198965), (87, 1399655), (145, 839793), (157, 775605), (435, 279931), (471, 258535), (785, 155121), (1783, 68295), (2355, 51707), (4553, 26745), (5349, 22765), (8915, 13659)]