2018014725

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{3617}}^1$

素因数の和:3846

約数の個数: 48

約数和(自身を含む): 3434726592

約数和(自身を除く): 1416711867

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 173, 215, 519, 645, 865, 1075, 2595, 3225, 3617, 4325, 7439, 10851, 12975, 18085, 22317, 37195, 54255, 90425, 111585, 155531, 185975, 271275, 466593, 557925, 625741, 777655, 1877223, 2332965, 3128705, 3888275, 9386115, 11664825, 15643525, 26906863, 46930575, 80720589, 134534315, 403602945, 672671575, 2018014725]

約数ペア:

[(1, 2018014725), (3, 672671575), (5, 403602945), (15, 134534315), (25, 80720589), (43, 46930575), (75, 26906863), (129, 15643525), (173, 11664825), (215, 9386115), (519, 3888275), (645, 3128705), (865, 2332965), (1075, 1877223), (2595, 777655), (3225, 625741), (3617, 557925), (4325, 466593), (7439, 271275), (10851, 185975), (12975, 155531), (18085, 111585), (22317, 90425), (37195, 54255)]