261052886164

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{2293}}^1\times {\mathrm{4231}}^1$

素因数の和:6597

約数の個数: 72

約数和(自身を含む): 539854030464

約数和(自身を除く): 278801144300

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 961, 1922, 2293, 3844, 4231, 4586, 6727, 8462, 9172, 13454, 16051, 16924, 26908, 29617, 32102, 59234, 64204, 71083, 118468, 131161, 142166, 262322, 284332, 497581, 524644, 918127, 995162, 1836254, 1990324, 2203573, 3672508, 4065991, 4407146, 8131982, 8814292, 9701683, 15425011, 16263964, 19403366, 28461937, 30850022, 38806732, 56923874, 61700044, 67911781, 113847748, 135823562, 271647124, 300752173, 601504346, 1203008692, 2105265211, 4210530422, 8421060844, 9323317363, 18646634726, 37293269452, 65263221541, 130526443082, 261052886164]

約数ペア:

[(1, 261052886164), (2, 130526443082), (4, 65263221541), (7, 37293269452), (14, 18646634726), (28, 9323317363), (31, 8421060844), (62, 4210530422), (124, 2105265211), (217, 1203008692), (434, 601504346), (868, 300752173), (961, 271647124), (1922, 135823562), (2293, 113847748), (3844, 67911781), (4231, 61700044), (4586, 56923874), (6727, 38806732), (8462, 30850022), (9172, 28461937), (13454, 19403366), (16051, 16263964), (16924, 15425011), (26908, 9701683), (29617, 8814292), (32102, 8131982), (59234, 4407146), (64204, 4065991), (71083, 3672508), (118468, 2203573), (131161, 1990324), (142166, 1836254), (262322, 995162), (284332, 918127), (497581, 524644)]