28992964

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{557}}^1$

素因数の和:605

約数の個数: 72

約数和(自身を含む): 68620608

約数和(自身を除く): 39627644

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 169, 182, 286, 308, 338, 364, 557, 572, 676, 1001, 1114, 1183, 1859, 2002, 2228, 2366, 3718, 3899, 4004, 4732, 6127, 7241, 7436, 7798, 12254, 13013, 14482, 15596, 24508, 26026, 28964, 42889, 50687, 52052, 79651, 85778, 94133, 101374, 159302, 171556, 188266, 202748, 318604, 376532, 557557, 658931, 1035463, 1115114, 1317862, 2070926, 2230228, 2635724, 4141852, 7248241, 14496482, 28992964]

約数ペア:

[(1, 28992964), (2, 14496482), (4, 7248241), (7, 4141852), (11, 2635724), (13, 2230228), (14, 2070926), (22, 1317862), (26, 1115114), (28, 1035463), (44, 658931), (52, 557557), (77, 376532), (91, 318604), (143, 202748), (154, 188266), (169, 171556), (182, 159302), (286, 101374), (308, 94133), (338, 85778), (364, 79651), (557, 52052), (572, 50687), (676, 42889), (1001, 28964), (1114, 26026), (1183, 24508), (1859, 15596), (2002, 14482), (2228, 13013), (2366, 12254), (3718, 7798), (3899, 7436), (4004, 7241), (4732, 6127)]