13880642

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{409}}^1$

素因数の和:721

約数の個数: 16

約数和(自身を含む): 21254400

約数和(自身を除く): 7373758

約数列:

[1, 2, 71, 142, 239, 409, 478, 818, 16969, 29039, 33938, 58078, 97751, 195502, 6940321, 13880642]

約数ペア:

[(1, 13880642), (2, 6940321), (71, 195502), (142, 97751), (239, 58078), (409, 33938), (478, 29039), (818, 16969)]