13780844

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 30433536

約数和(自身を除く): 16652692

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 101, 154, 202, 308, 404, 443, 707, 886, 1111, 1414, 1772, 2222, 2828, 3101, 4444, 4873, 6202, 7777, 9746, 12404, 15554, 19492, 31108, 34111, 44743, 68222, 89486, 136444, 178972, 313201, 492173, 626402, 984346, 1252804, 1968692, 3445211, 6890422, 13780844]

約数ペア:

[(1, 13780844), (2, 6890422), (4, 3445211), (7, 1968692), (11, 1252804), (14, 984346), (22, 626402), (28, 492173), (44, 313201), (77, 178972), (101, 136444), (154, 89486), (202, 68222), (308, 44743), (404, 34111), (443, 31108), (707, 19492), (886, 15554), (1111, 12404), (1414, 9746), (1772, 7777), (2222, 6202), (2828, 4873), (3101, 4444)]