16665404

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 34546176

約数和(自身を除く): 17880772

約数列:

[1, 2, 4, 7, 14, 28, 71, 83, 101, 142, 166, 202, 284, 332, 404, 497, 581, 707, 994, 1162, 1414, 1988, 2324, 2828, 5893, 7171, 8383, 11786, 14342, 16766, 23572, 28684, 33532, 41251, 50197, 58681, 82502, 100394, 117362, 165004, 200788, 234724, 595193, 1190386, 2380772, 4166351, 8332702, 16665404]

約数ペア:

[(1, 16665404), (2, 8332702), (4, 4166351), (7, 2380772), (14, 1190386), (28, 595193), (71, 234724), (83, 200788), (101, 165004), (142, 117362), (166, 100394), (202, 82502), (284, 58681), (332, 50197), (404, 41251), (497, 33532), (581, 28684), (707, 23572), (994, 16766), (1162, 14342), (1414, 11786), (1988, 8383), (2324, 7171), (2828, 5893)]