1978539412

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{619}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 3624768000

約数和(自身を除く): 1646228588

約数列:

[1, 2, 4, 31, 62, 124, 149, 173, 298, 346, 596, 619, 692, 1238, 2476, 4619, 5363, 9238, 10726, 18476, 19189, 21452, 25777, 38378, 51554, 76756, 92231, 103108, 107087, 184462, 214174, 368924, 428348, 799087, 1598174, 2859161, 3196348, 3319697, 5718322, 6639394, 11436644, 13278788, 15955963, 31911926, 63823852, 494634853, 989269706, 1978539412]

約数ペア:

[(1, 1978539412), (2, 989269706), (4, 494634853), (31, 63823852), (62, 31911926), (124, 15955963), (149, 13278788), (173, 11436644), (298, 6639394), (346, 5718322), (596, 3319697), (619, 3196348), (692, 2859161), (1238, 1598174), (2476, 799087), (4619, 428348), (5363, 368924), (9238, 214174), (10726, 184462), (18476, 107087), (19189, 103108), (21452, 92231), (25777, 76756), (38378, 51554)]