213393752

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1811}}^1$

素因数の和:1944

約数の個数: 64

約数和(自身を含む): 474888960

約数和(自身を除く): 261495208

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 103, 104, 143, 206, 286, 412, 572, 824, 1133, 1144, 1339, 1811, 2266, 2678, 3622, 4532, 5356, 7244, 9064, 10712, 14488, 14729, 19921, 23543, 29458, 39842, 47086, 58916, 79684, 94172, 117832, 159368, 186533, 188344, 258973, 373066, 517946, 746132, 1035892, 1492264, 2051863, 2071784, 2424929, 4103726, 4849858, 8207452, 9699716, 16414904, 19399432, 26674219, 53348438, 106696876, 213393752]

約数ペア:

[(1, 213393752), (2, 106696876), (4, 53348438), (8, 26674219), (11, 19399432), (13, 16414904), (22, 9699716), (26, 8207452), (44, 4849858), (52, 4103726), (88, 2424929), (103, 2071784), (104, 2051863), (143, 1492264), (206, 1035892), (286, 746132), (412, 517946), (572, 373066), (824, 258973), (1133, 188344), (1144, 186533), (1339, 159368), (1811, 117832), (2266, 94172), (2678, 79684), (3622, 58916), (4532, 47086), (5356, 39842), (7244, 29458), (9064, 23543), (10712, 19921), (14488, 14729)]