1286918048

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1361}}^1\times {\mathrm{2273}}^1$

素因数の和:3657

約数の個数: 48

約数和(自身を含む): 2731719816

約数和(自身を除く): 1444801768

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1361, 2273, 2722, 4546, 5444, 9092, 10888, 17693, 18184, 21776, 29549, 35386, 36368, 43552, 59098, 70772, 72736, 118196, 141544, 236392, 283088, 472784, 566176, 945568, 3093553, 6187106, 12374212, 24748424, 40216189, 49496848, 80432378, 98993696, 160864756, 321729512, 643459024, 1286918048]

約数ペア:

[(1, 1286918048), (2, 643459024), (4, 321729512), (8, 160864756), (13, 98993696), (16, 80432378), (26, 49496848), (32, 40216189), (52, 24748424), (104, 12374212), (208, 6187106), (416, 3093553), (1361, 945568), (2273, 566176), (2722, 472784), (4546, 283088), (5444, 236392), (9092, 141544), (10888, 118196), (17693, 72736), (18184, 70772), (21776, 59098), (29549, 43552), (35386, 36368)]