223909465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{2089}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 309687840

約数和(自身を除く): 85778375

約数列:

[1, 5, 13, 17, 65, 85, 97, 221, 485, 1105, 1261, 1649, 2089, 6305, 8245, 10445, 21437, 27157, 35513, 107185, 135785, 177565, 202633, 461669, 1013165, 2308345, 2634229, 3444761, 13171145, 17223805, 44781893, 223909465]

約数ペア:

[(1, 223909465), (5, 44781893), (13, 17223805), (17, 13171145), (65, 3444761), (85, 2634229), (97, 2308345), (221, 1013165), (485, 461669), (1105, 202633), (1261, 177565), (1649, 135785), (2089, 107185), (6305, 35513), (8245, 27157), (10445, 21437)]