128963196

素因数分解:

$2^2\times 3^2\times {\mathrm{173}}^1\times {\mathrm{20707}}^1$

素因数の和:20890

約数の個数: 36

約数和(自身を含む): 327890472

約数和(自身を除く): 198927276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 173, 346, 519, 692, 1038, 1557, 2076, 3114, 6228, 20707, 41414, 62121, 82828, 124242, 186363, 248484, 372726, 745452, 3582311, 7164622, 10746933, 14329244, 21493866, 32240799, 42987732, 64481598, 128963196]

約数ペア:

[(1, 128963196), (2, 64481598), (3, 42987732), (4, 32240799), (6, 21493866), (9, 14329244), (12, 10746933), (18, 7164622), (36, 3582311), (173, 745452), (346, 372726), (519, 248484), (692, 186363), (1038, 124242), (1557, 82828), (2076, 62121), (3114, 41414), (6228, 20707)]