20161610955

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1429}}^1\times {\mathrm{18443}}^1$

素因数の和:19900

約数の個数: 48

約数和(自身を含む): 37030387680

約数和(自身を除く): 16868776725

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 1429, 4287, 7145, 12861, 18443, 21435, 24293, 55329, 64305, 72879, 92215, 121465, 165987, 218637, 276645, 313531, 364395, 829935, 940593, 1093185, 1567655, 2821779, 4702965, 14108895, 26355047, 79065141, 131775235, 237195423, 395325705, 448035799, 1185977115, 1344107397, 2240178995, 4032322191, 6720536985, 20161610955]

約数ペア:

[(1, 20161610955), (3, 6720536985), (5, 4032322191), (9, 2240178995), (15, 1344107397), (17, 1185977115), (45, 448035799), (51, 395325705), (85, 237195423), (153, 131775235), (255, 79065141), (765, 26355047), (1429, 14108895), (4287, 4702965), (7145, 2821779), (12861, 1567655), (18443, 1093185), (21435, 940593), (24293, 829935), (55329, 364395), (64305, 313531), (72879, 276645), (92215, 218637), (121465, 165987)]