172234293

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:818

約数の個数: 64

約数和(自身を含む): 308551680

約数和(自身を除く): 136317387

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 61, 77, 119, 183, 187, 231, 357, 427, 561, 671, 719, 1037, 1281, 1309, 2013, 2157, 3111, 3927, 4697, 5033, 7259, 7909, 11407, 12223, 14091, 15099, 21777, 23727, 34221, 36669, 43859, 55363, 79849, 85561, 131577, 134453, 166089, 239547, 256683, 307013, 403359, 482449, 745603, 921039, 941171, 1447347, 2236809, 2823513, 3377143, 5219221, 8201633, 10131429, 15657663, 24604899, 57411431, 172234293]

約数ペア:

[(1, 172234293), (3, 57411431), (7, 24604899), (11, 15657663), (17, 10131429), (21, 8201633), (33, 5219221), (51, 3377143), (61, 2823513), (77, 2236809), (119, 1447347), (183, 941171), (187, 921039), (231, 745603), (357, 482449), (427, 403359), (561, 307013), (671, 256683), (719, 239547), (1037, 166089), (1281, 134453), (1309, 131577), (2013, 85561), (2157, 79849), (3111, 55363), (3927, 43859), (4697, 36669), (5033, 34221), (7259, 23727), (7909, 21777), (11407, 15099), (12223, 14091)]