2643318

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 48

約数和(自身を含む): 6177600

約数和(自身を除く): 3534282

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 59, 114, 118, 131, 171, 177, 262, 342, 354, 393, 531, 786, 1062, 1121, 1179, 2242, 2358, 2489, 3363, 4978, 6726, 7467, 7729, 10089, 14934, 15458, 20178, 22401, 23187, 44802, 46374, 69561, 139122, 146851, 293702, 440553, 881106, 1321659, 2643318]

約数ペア:

[(1, 2643318), (2, 1321659), (3, 881106), (6, 440553), (9, 293702), (18, 146851), (19, 139122), (38, 69561), (57, 46374), (59, 44802), (114, 23187), (118, 22401), (131, 20178), (171, 15458), (177, 14934), (262, 10089), (342, 7729), (354, 7467), (393, 6726), (531, 4978), (786, 3363), (1062, 2489), (1121, 2358), (1179, 2242)]