61947765

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 122164224

約数和(自身を除く): 60216459

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 121, 155, 165, 279, 341, 363, 367, 465, 495, 605, 1023, 1089, 1101, 1395, 1705, 1815, 1835, 3069, 3303, 3751, 4037, 5115, 5445, 5505, 11253, 11377, 12111, 15345, 16515, 18755, 20185, 33759, 34131, 36333, 44407, 56265, 56885, 60555, 102393, 125147, 133221, 168795, 170655, 181665, 222035, 375441, 399663, 511965, 625735, 666105, 1126323, 1376617, 1877205, 1998315, 4129851, 5631615, 6883085, 12389553, 20649255, 61947765]

約数ペア:

[(1, 61947765), (3, 20649255), (5, 12389553), (9, 6883085), (11, 5631615), (15, 4129851), (31, 1998315), (33, 1877205), (45, 1376617), (55, 1126323), (93, 666105), (99, 625735), (121, 511965), (155, 399663), (165, 375441), (279, 222035), (341, 181665), (363, 170655), (367, 168795), (465, 133221), (495, 125147), (605, 102393), (1023, 60555), (1089, 56885), (1101, 56265), (1395, 44407), (1705, 36333), (1815, 34131), (1835, 33759), (3069, 20185), (3303, 18755), (3751, 16515), (4037, 15345), (5115, 12111), (5445, 11377), (5505, 11253)]