1289774872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1049}}^1\times {\mathrm{8089}}^1$

素因数の和:9163

約数の個数: 32

約数和(自身を含む): 2548350000

約数和(自身を除く): 1258575128

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1049, 2098, 4196, 8089, 8392, 16178, 19931, 32356, 39862, 64712, 79724, 153691, 159448, 307382, 614764, 1229528, 8485361, 16970722, 33941444, 67882888, 161221859, 322443718, 644887436, 1289774872]

約数ペア:

[(1, 1289774872), (2, 644887436), (4, 322443718), (8, 161221859), (19, 67882888), (38, 33941444), (76, 16970722), (152, 8485361), (1049, 1229528), (2098, 614764), (4196, 307382), (8089, 159448), (8392, 153691), (16178, 79724), (19931, 64712), (32356, 39862)]