28220764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 58705920

約数和(自身を除く): 30485156

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 103, 143, 206, 286, 412, 479, 572, 958, 1133, 1339, 1916, 2266, 2678, 4532, 5269, 5356, 6227, 10538, 12454, 14729, 21076, 24908, 29458, 49337, 58916, 68497, 98674, 136994, 197348, 273988, 542707, 641381, 1085414, 1282762, 2170828, 2565524, 7055191, 14110382, 28220764]

約数ペア:

[(1, 28220764), (2, 14110382), (4, 7055191), (11, 2565524), (13, 2170828), (22, 1282762), (26, 1085414), (44, 641381), (52, 542707), (103, 273988), (143, 197348), (206, 136994), (286, 98674), (412, 68497), (479, 58916), (572, 49337), (958, 29458), (1133, 24908), (1339, 21076), (1916, 14729), (2266, 12454), (2678, 10538), (4532, 6227), (5269, 5356)]