64629981

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 107016000

約数和(自身を除く): 42386019

約数列:

[1, 3, 9, 13, 27, 39, 41, 81, 117, 123, 243, 351, 369, 499, 533, 1053, 1107, 1497, 1599, 3159, 3321, 4491, 4797, 6487, 9963, 13473, 14391, 19461, 20459, 40419, 43173, 58383, 61377, 121257, 129519, 175149, 184131, 265967, 525447, 552393, 797901, 1576341, 1657179, 2393703, 4971537, 7181109, 21543327, 64629981]

約数ペア:

[(1, 64629981), (3, 21543327), (9, 7181109), (13, 4971537), (27, 2393703), (39, 1657179), (41, 1576341), (81, 797901), (117, 552393), (123, 525447), (243, 265967), (351, 184131), (369, 175149), (499, 129519), (533, 121257), (1053, 61377), (1107, 58383), (1497, 43173), (1599, 40419), (3159, 20459), (3321, 19461), (4491, 14391), (4797, 13473), (6487, 9963)]