201647656

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{40459}}^1$

素因数の和:40561

約数の個数: 32

約数和(自身を含む): 436968000

約数和(自身を除く): 235320344

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 2492, 4984, 40459, 80918, 161836, 283213, 323672, 566426, 1132852, 2265704, 3600851, 7201702, 14403404, 25205957, 28806808, 50411914, 100823828, 201647656]

約数ペア:

[(1, 201647656), (2, 100823828), (4, 50411914), (7, 28806808), (8, 25205957), (14, 14403404), (28, 7201702), (56, 3600851), (89, 2265704), (178, 1132852), (356, 566426), (623, 323672), (712, 283213), (1246, 161836), (2492, 80918), (4984, 40459)]