321009444

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{659}}^1\times {\mathrm{1933}}^1$

素因数の和:2609

約数の個数: 72

約数和(自身を含む): 929248320

約数和(自身を除く): 608238876

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 659, 1318, 1933, 1977, 2636, 3866, 3954, 4613, 5799, 5931, 7732, 7908, 9226, 11598, 11862, 13531, 13839, 17397, 18452, 23196, 23724, 27062, 27678, 34794, 40593, 41517, 54124, 55356, 69588, 81186, 83034, 121779, 162372, 166068, 243558, 487116, 1273847, 2547694, 3821541, 5095388, 7643082, 8916929, 11464623, 15286164, 17833858, 22929246, 26750787, 35667716, 45858492, 53501574, 80252361, 107003148, 160504722, 321009444]

約数ペア:

[(1, 321009444), (2, 160504722), (3, 107003148), (4, 80252361), (6, 53501574), (7, 45858492), (9, 35667716), (12, 26750787), (14, 22929246), (18, 17833858), (21, 15286164), (28, 11464623), (36, 8916929), (42, 7643082), (63, 5095388), (84, 3821541), (126, 2547694), (252, 1273847), (659, 487116), (1318, 243558), (1933, 166068), (1977, 162372), (2636, 121779), (3866, 83034), (3954, 81186), (4613, 69588), (5799, 55356), (5931, 54124), (7732, 41517), (7908, 40593), (9226, 34794), (11598, 27678), (11862, 27062), (13531, 23724), (13839, 23196), (17397, 18452)]