248045105

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2969}}^1$

素因数の和:3030

約数の個数: 48

約数和(自身を含む): 390044160

約数和(自身を除く): 141999055

約数列:

[1, 5, 7, 11, 31, 35, 49, 55, 77, 155, 217, 245, 341, 385, 539, 1085, 1519, 1705, 2387, 2695, 2969, 7595, 11935, 14845, 16709, 20783, 32659, 83545, 92039, 103915, 145481, 163295, 228613, 460195, 644273, 727405, 1012429, 1143065, 1600291, 3221365, 4509911, 5062145, 7087003, 8001455, 22549555, 35435015, 49609021, 248045105]

約数ペア:

[(1, 248045105), (5, 49609021), (7, 35435015), (11, 22549555), (31, 8001455), (35, 7087003), (49, 5062145), (55, 4509911), (77, 3221365), (155, 1600291), (217, 1143065), (245, 1012429), (341, 727405), (385, 644273), (539, 460195), (1085, 228613), (1519, 163295), (1705, 145481), (2387, 103915), (2695, 92039), (2969, 83545), (7595, 32659), (11935, 20783), (14845, 16709)]