71584149

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{797}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 122266368

約数和(自身を除く): 50682219

約数列:

[1, 3, 7, 13, 21, 39, 47, 49, 91, 141, 147, 273, 329, 611, 637, 797, 987, 1833, 1911, 2303, 2391, 4277, 5579, 6909, 10361, 12831, 16737, 29939, 31083, 37459, 39053, 72527, 89817, 112377, 117159, 217581, 262213, 486967, 507689, 786639, 1460901, 1523067, 1835491, 3408769, 5506473, 10226307, 23861383, 71584149]

約数ペア:

[(1, 71584149), (3, 23861383), (7, 10226307), (13, 5506473), (21, 3408769), (39, 1835491), (47, 1523067), (49, 1460901), (91, 786639), (141, 507689), (147, 486967), (273, 262213), (329, 217581), (611, 117159), (637, 112377), (797, 89817), (987, 72527), (1833, 39053), (1911, 37459), (2303, 31083), (2391, 29939), (4277, 16737), (5579, 12831), (6909, 10361)]