13777225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 22605696

約数和(自身を除く): 8828471

約数列:

[1, 5, 7, 11, 17, 25, 35, 55, 77, 85, 119, 175, 187, 275, 385, 421, 425, 595, 935, 1309, 1925, 2105, 2947, 2975, 4631, 4675, 6545, 7157, 10525, 14735, 23155, 32417, 32725, 35785, 50099, 73675, 78727, 115775, 162085, 178925, 250495, 393635, 551089, 810425, 1252475, 1968175, 2755445, 13777225]

約数ペア:

[(1, 13777225), (5, 2755445), (7, 1968175), (11, 1252475), (17, 810425), (25, 551089), (35, 393635), (55, 250495), (77, 178925), (85, 162085), (119, 115775), (175, 78727), (187, 73675), (275, 50099), (385, 35785), (421, 32725), (425, 32417), (595, 23155), (935, 14735), (1309, 10525), (1925, 7157), (2105, 6545), (2947, 4675), (2975, 4631)]