213081484

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{577}}^1$

素因数の和:719

約数の個数: 72

約数和(自身を含む): 473543840

約数和(自身を除く): 260462356

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 109, 121, 154, 218, 242, 308, 436, 484, 577, 763, 847, 1154, 1199, 1526, 1694, 2308, 2398, 3052, 3388, 4039, 4796, 6347, 8078, 8393, 12694, 13189, 16156, 16786, 25388, 26378, 33572, 44429, 52756, 62893, 69817, 88858, 92323, 125786, 139634, 177716, 184646, 251572, 279268, 369292, 440251, 488719, 691823, 880502, 977438, 1383646, 1761004, 1954876, 2767292, 4842761, 7610053, 9685522, 15220106, 19371044, 30440212, 53270371, 106540742, 213081484]

約数ペア:

[(1, 213081484), (2, 106540742), (4, 53270371), (7, 30440212), (11, 19371044), (14, 15220106), (22, 9685522), (28, 7610053), (44, 4842761), (77, 2767292), (109, 1954876), (121, 1761004), (154, 1383646), (218, 977438), (242, 880502), (308, 691823), (436, 488719), (484, 440251), (577, 369292), (763, 279268), (847, 251572), (1154, 184646), (1199, 177716), (1526, 139634), (1694, 125786), (2308, 92323), (2398, 88858), (3052, 69817), (3388, 62893), (4039, 52756), (4796, 44429), (6347, 33572), (8078, 26378), (8393, 25388), (12694, 16786), (13189, 16156)]