81563964

素因数分解:

$2^2\times 3^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{389}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 193808160

約数和(自身を除く): 112244196

約数列:

[1, 2, 3, 4, 6, 12, 101, 173, 202, 303, 346, 389, 404, 519, 606, 692, 778, 1038, 1167, 1212, 1556, 2076, 2334, 4668, 17473, 34946, 39289, 52419, 67297, 69892, 78578, 104838, 117867, 134594, 157156, 201891, 209676, 235734, 269188, 403782, 471468, 807564, 6796997, 13593994, 20390991, 27187988, 40781982, 81563964]

約数ペア:

[(1, 81563964), (2, 40781982), (3, 27187988), (4, 20390991), (6, 13593994), (12, 6796997), (101, 807564), (173, 471468), (202, 403782), (303, 269188), (346, 235734), (389, 209676), (404, 201891), (519, 157156), (606, 134594), (692, 117867), (778, 104838), (1038, 78578), (1167, 69892), (1212, 67297), (1556, 52419), (2076, 39289), (2334, 34946), (4668, 17473)]