7886725

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 12963456

約数和(自身を除く): 5076731

約数列:

[1, 5, 7, 11, 17, 25, 35, 55, 77, 85, 119, 175, 187, 241, 275, 385, 425, 595, 935, 1205, 1309, 1687, 1925, 2651, 2975, 4097, 4675, 6025, 6545, 8435, 13255, 18557, 20485, 28679, 32725, 42175, 45067, 66275, 92785, 102425, 143395, 225335, 315469, 463925, 716975, 1126675, 1577345, 7886725]

約数ペア:

[(1, 7886725), (5, 1577345), (7, 1126675), (11, 716975), (17, 463925), (25, 315469), (35, 225335), (55, 143395), (77, 102425), (85, 92785), (119, 66275), (175, 45067), (187, 42175), (241, 32725), (275, 28679), (385, 20485), (425, 18557), (595, 13255), (935, 8435), (1205, 6545), (1309, 6025), (1687, 4675), (1925, 4097), (2651, 2975)]