171640228

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 327608064

約数和(自身を除く): 155967836

約数列:

[1, 2, 4, 17, 34, 68, 71, 73, 142, 146, 284, 292, 487, 974, 1207, 1241, 1948, 2414, 2482, 4828, 4964, 5183, 8279, 10366, 16558, 20732, 33116, 34577, 35551, 69154, 71102, 88111, 138308, 142204, 176222, 352444, 587809, 604367, 1175618, 1208734, 2351236, 2417468, 2524121, 5048242, 10096484, 42910057, 85820114, 171640228]

約数ペア:

[(1, 171640228), (2, 85820114), (4, 42910057), (17, 10096484), (34, 5048242), (68, 2524121), (71, 2417468), (73, 2351236), (142, 1208734), (146, 1175618), (284, 604367), (292, 587809), (487, 352444), (974, 176222), (1207, 142204), (1241, 138308), (1948, 88111), (2414, 71102), (2482, 69154), (4828, 35551), (4964, 34577), (5183, 33116), (8279, 20732), (10366, 16558)]