68967963

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 115568640

約数和(自身を除く): 46600677

約数列:

[1, 3, 9, 17, 27, 31, 37, 51, 93, 111, 131, 153, 279, 333, 393, 459, 527, 629, 837, 999, 1147, 1179, 1581, 1887, 2227, 3441, 3537, 4061, 4743, 4847, 5661, 6681, 10323, 12183, 14229, 14541, 16983, 19499, 20043, 30969, 36549, 43623, 58497, 60129, 69037, 82399, 109647, 130869, 150257, 175491, 207111, 247197, 450771, 526473, 621333, 741591, 1352313, 1863999, 2224773, 2554369, 4056939, 7663107, 22989321, 68967963]

約数ペア:

[(1, 68967963), (3, 22989321), (9, 7663107), (17, 4056939), (27, 2554369), (31, 2224773), (37, 1863999), (51, 1352313), (93, 741591), (111, 621333), (131, 526473), (153, 450771), (279, 247197), (333, 207111), (393, 175491), (459, 150257), (527, 130869), (629, 109647), (837, 82399), (999, 69037), (1147, 60129), (1179, 58497), (1581, 43623), (1887, 36549), (2227, 30969), (3441, 20043), (3537, 19499), (4061, 16983), (4743, 14541), (4847, 14229), (5661, 12183), (6681, 10323)]