13281675

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{947}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 25391232

約数和(自身を除く): 12109557

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 165, 187, 255, 275, 425, 561, 825, 935, 947, 1275, 2805, 2841, 4675, 4735, 10417, 14025, 14205, 16099, 23675, 31251, 48297, 52085, 71025, 80495, 156255, 177089, 241485, 260425, 402475, 531267, 781275, 885445, 1207425, 2656335, 4427225, 13281675]

約数ペア:

[(1, 13281675), (3, 4427225), (5, 2656335), (11, 1207425), (15, 885445), (17, 781275), (25, 531267), (33, 402475), (51, 260425), (55, 241485), (75, 177089), (85, 156255), (165, 80495), (187, 71025), (255, 52085), (275, 48297), (425, 31251), (561, 23675), (825, 16099), (935, 14205), (947, 14025), (1275, 10417), (2805, 4735), (2841, 4675)]