64268445

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2693}}^1$

素因数の和:2781

約数の個数: 32

約数和(自身を含む): 108104832

約数和(自身を除く): 43836387

約数列:

[1, 3, 5, 15, 37, 43, 111, 129, 185, 215, 555, 645, 1591, 2693, 4773, 7955, 8079, 13465, 23865, 40395, 99641, 115799, 298923, 347397, 498205, 578995, 1494615, 1736985, 4284563, 12853689, 21422815, 64268445]

約数ペア:

[(1, 64268445), (3, 21422815), (5, 12853689), (15, 4284563), (37, 1736985), (43, 1494615), (111, 578995), (129, 498205), (185, 347397), (215, 298923), (555, 115799), (645, 99641), (1591, 40395), (2693, 23865), (4773, 13465), (7955, 8079)]