81717732

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{42829}}^1$

素因数の和:42892

約数の個数: 36

約数和(自身を含む): 210466620

約数和(自身を除く): 128748888

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 42829, 85658, 128487, 171316, 256974, 385461, 513948, 770922, 1541844, 2269937, 4539874, 6809811, 9079748, 13619622, 20429433, 27239244, 40858866, 81717732]

約数ペア:

[(1, 81717732), (2, 40858866), (3, 27239244), (4, 20429433), (6, 13619622), (9, 9079748), (12, 6809811), (18, 4539874), (36, 2269937), (53, 1541844), (106, 770922), (159, 513948), (212, 385461), (318, 256974), (477, 171316), (636, 128487), (954, 85658), (1908, 42829)]