128840406

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{3257}}^1$

素因数の和:3628

約数の個数: 32

約数和(自身を含む): 272108160

約数和(自身を除く): 143267754

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 347, 694, 1041, 2082, 3257, 6514, 6593, 9771, 13186, 19542, 19779, 39558, 61883, 123766, 185649, 371298, 1130179, 2260358, 3390537, 6781074, 21473401, 42946802, 64420203, 128840406]

約数ペア:

[(1, 128840406), (2, 64420203), (3, 42946802), (6, 21473401), (19, 6781074), (38, 3390537), (57, 2260358), (114, 1130179), (347, 371298), (694, 185649), (1041, 123766), (2082, 61883), (3257, 39558), (6514, 19779), (6593, 19542), (9771, 13186)]