217356722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{1039}}^1$

素因数の和:1346

約数の個数: 32

約数和(自身を含む): 367061760

約数和(自身を除く): 149705038

約数列:

[1, 2, 11, 22, 37, 74, 257, 407, 514, 814, 1039, 2078, 2827, 5654, 9509, 11429, 19018, 22858, 38443, 76886, 104599, 209198, 267023, 422873, 534046, 845746, 2937253, 5874506, 9879851, 19759702, 108678361, 217356722]

約数ペア:

[(1, 217356722), (2, 108678361), (11, 19759702), (22, 9879851), (37, 5874506), (74, 2937253), (257, 845746), (407, 534046), (514, 422873), (814, 267023), (1039, 209198), (2078, 104599), (2827, 76886), (5654, 38443), (9509, 22858), (11429, 19018)]