257942316

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{2351}}^1$

素因数の和:2622

約数の個数: 48

約数和(自身を含む): 619573248

約数和(自身を除く): 361630932

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 223, 246, 446, 492, 669, 892, 1338, 2351, 2676, 4702, 7053, 9143, 9404, 14106, 18286, 27429, 28212, 36572, 54858, 96391, 109716, 192782, 289173, 385564, 524273, 578346, 1048546, 1156692, 1572819, 2097092, 3145638, 6291276, 21495193, 42990386, 64485579, 85980772, 128971158, 257942316]

約数ペア:

[(1, 257942316), (2, 128971158), (3, 85980772), (4, 64485579), (6, 42990386), (12, 21495193), (41, 6291276), (82, 3145638), (123, 2097092), (164, 1572819), (223, 1156692), (246, 1048546), (446, 578346), (492, 524273), (669, 385564), (892, 289173), (1338, 192782), (2351, 109716), (2676, 96391), (4702, 54858), (7053, 36572), (9143, 28212), (9404, 27429), (14106, 18286)]