277226872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{140297}}^1$

素因数の和:140335

約数の個数: 32

約数和(自身を含む): 589251600

約数和(自身を除く): 312024728

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 140297, 280594, 561188, 1122376, 1823861, 2665643, 3647722, 5331286, 7295444, 10662572, 14590888, 21325144, 34653359, 69306718, 138613436, 277226872]

約数ペア:

[(1, 277226872), (2, 138613436), (4, 69306718), (8, 34653359), (13, 21325144), (19, 14590888), (26, 10662572), (38, 7295444), (52, 5331286), (76, 3647722), (104, 2665643), (152, 1823861), (247, 1122376), (494, 561188), (988, 280594), (1976, 140297)]