1212781038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1321}}^1\times {\mathrm{21859}}^1$

素因数の和:23192

約数の個数: 32

約数和(自身を含む): 2774296320

約数和(自身を除く): 1561515282

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1321, 2642, 3963, 7926, 9247, 18494, 21859, 27741, 43718, 55482, 65577, 131154, 153013, 306026, 459039, 918078, 28875739, 57751478, 86627217, 173254434, 202130173, 404260346, 606390519, 1212781038]

約数ペア:

[(1, 1212781038), (2, 606390519), (3, 404260346), (6, 202130173), (7, 173254434), (14, 86627217), (21, 57751478), (42, 28875739), (1321, 918078), (2642, 459039), (3963, 306026), (7926, 153013), (9247, 131154), (18494, 65577), (21859, 55482), (27741, 43718)]