128220987

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1171}}^1$

素因数の和:1323

約数の個数: 32

約数和(自身を含む): 192395520

約数和(自身を除く): 64174533

約数列:

[1, 3, 17, 19, 51, 57, 113, 323, 339, 969, 1171, 1921, 2147, 3513, 5763, 6441, 19907, 22249, 36499, 59721, 66747, 109497, 132323, 378233, 396969, 1134699, 2249491, 2514137, 6748473, 7542411, 42740329, 128220987]

約数ペア:

[(1, 128220987), (3, 42740329), (17, 7542411), (19, 6748473), (51, 2514137), (57, 2249491), (113, 1134699), (323, 396969), (339, 378233), (969, 132323), (1171, 109497), (1921, 66747), (2147, 59721), (3513, 36499), (5763, 22249), (6441, 19907)]