291286138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{2837}}^1$

素因数の和:3222

約数の個数: 32

約数和(自身を含む): 514926720

約数和(自身を除く): 223640582

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 359, 718, 2837, 3949, 4667, 5674, 7898, 9334, 31207, 36881, 51337, 62414, 73762, 102674, 405691, 811382, 1018483, 2036966, 11203313, 13240279, 22406626, 26480558, 145643069, 291286138]

約数ペア:

[(1, 291286138), (2, 145643069), (11, 26480558), (13, 22406626), (22, 13240279), (26, 11203313), (143, 2036966), (286, 1018483), (359, 811382), (718, 405691), (2837, 102674), (3949, 73762), (4667, 62414), (5674, 51337), (7898, 36881), (9334, 31207)]