221967284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{577}}^1\times {\mathrm{1249}}^1$

素因数の和:1848

約数の個数: 48

約数和(自身を含む): 485520000

約数和(自身を除く): 263552716

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 577, 1154, 1249, 2308, 2498, 4039, 4996, 6347, 8078, 8743, 12694, 13739, 16156, 17486, 25388, 27478, 34972, 44429, 54956, 88858, 96173, 177716, 192346, 384692, 720673, 1441346, 2882692, 5044711, 7927403, 10089422, 15854806, 20178844, 31709612, 55491821, 110983642, 221967284]

約数ペア:

[(1, 221967284), (2, 110983642), (4, 55491821), (7, 31709612), (11, 20178844), (14, 15854806), (22, 10089422), (28, 7927403), (44, 5044711), (77, 2882692), (154, 1441346), (308, 720673), (577, 384692), (1154, 192346), (1249, 177716), (2308, 96173), (2498, 88858), (4039, 54956), (4996, 44429), (6347, 34972), (8078, 27478), (8743, 25388), (12694, 17486), (13739, 16156)]