221878584

素因数分解:

$2^3\times 3^2\times {\mathrm{839}}^1\times {\mathrm{3673}}^1$

素因数の和:4524

約数の個数: 48

約数和(自身を含む): 601801200

約数和(自身を除く): 379922616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 839, 1678, 2517, 3356, 3673, 5034, 6712, 7346, 7551, 10068, 11019, 14692, 15102, 20136, 22038, 29384, 30204, 33057, 44076, 60408, 66114, 88152, 132228, 264456, 3081647, 6163294, 9244941, 12326588, 18489882, 24653176, 27734823, 36979764, 55469646, 73959528, 110939292, 221878584]

約数ペア:

[(1, 221878584), (2, 110939292), (3, 73959528), (4, 55469646), (6, 36979764), (8, 27734823), (9, 24653176), (12, 18489882), (18, 12326588), (24, 9244941), (36, 6163294), (72, 3081647), (839, 264456), (1678, 132228), (2517, 88152), (3356, 66114), (3673, 60408), (5034, 44076), (6712, 33057), (7346, 30204), (7551, 29384), (10068, 22038), (11019, 20136), (14692, 15102)]