90210945

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{2161}}^1$

素因数の和:2214

約数の個数: 48

約数和(自身を含む): 165626496

約数和(自身を除く): 75415551

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 121, 165, 253, 345, 363, 605, 759, 1265, 1815, 2161, 2783, 3795, 6483, 8349, 10805, 13915, 23771, 32415, 41745, 49703, 71313, 118855, 149109, 248515, 261481, 356565, 546733, 745545, 784443, 1307405, 1640199, 2733665, 3922215, 6014063, 8200995, 18042189, 30070315, 90210945]

約数ペア:

[(1, 90210945), (3, 30070315), (5, 18042189), (11, 8200995), (15, 6014063), (23, 3922215), (33, 2733665), (55, 1640199), (69, 1307405), (115, 784443), (121, 745545), (165, 546733), (253, 356565), (345, 261481), (363, 248515), (605, 149109), (759, 118855), (1265, 71313), (1815, 49703), (2161, 41745), (2783, 32415), (3795, 23771), (6483, 13915), (8349, 10805)]