61211205

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3989}}^1$

素因数の和:4042

約数の個数: 48

約数和(自身を含む): 119508480

約数和(自身を除く): 58297275

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 155, 165, 279, 341, 465, 495, 1023, 1395, 1705, 3069, 3989, 5115, 11967, 15345, 19945, 35901, 43879, 59835, 123659, 131637, 179505, 219395, 370977, 394911, 618295, 658185, 1112931, 1360249, 1854885, 1974555, 4080747, 5564655, 6801245, 12242241, 20403735, 61211205]

約数ペア:

[(1, 61211205), (3, 20403735), (5, 12242241), (9, 6801245), (11, 5564655), (15, 4080747), (31, 1974555), (33, 1854885), (45, 1360249), (55, 1112931), (93, 658185), (99, 618295), (155, 394911), (165, 370977), (279, 219395), (341, 179505), (465, 131637), (495, 123659), (1023, 59835), (1395, 43879), (1705, 35901), (3069, 19945), (3989, 15345), (5115, 11967)]