201929091

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19991}}^1$

素因数の和:20051

約数の個数: 32

約数和(自身を含む): 340343808

約数和(自身を除く): 138414717

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 259, 273, 481, 777, 1443, 3367, 10101, 19991, 59973, 139937, 259883, 419811, 739667, 779649, 1819181, 2219001, 5177669, 5457543, 9615671, 15533007, 28847013, 67309697, 201929091]

約数ペア:

[(1, 201929091), (3, 67309697), (7, 28847013), (13, 15533007), (21, 9615671), (37, 5457543), (39, 5177669), (91, 2219001), (111, 1819181), (259, 779649), (273, 739667), (481, 419811), (777, 259883), (1443, 139937), (3367, 59973), (10101, 19991)]