128309295

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 225275904

約数和(自身を除く): 96966609

約数列:

[1, 3, 5, 15, 23, 41, 47, 69, 115, 123, 141, 193, 205, 235, 345, 579, 615, 705, 943, 965, 1081, 1927, 2829, 2895, 3243, 4439, 4715, 5405, 5781, 7913, 9071, 9635, 13317, 14145, 16215, 22195, 23739, 27213, 28905, 39565, 44321, 45355, 66585, 118695, 132963, 136065, 181999, 208633, 221605, 371911, 545997, 625899, 664815, 909995, 1043165, 1115733, 1859555, 2729985, 3129495, 5578665, 8553953, 25661859, 42769765, 128309295]

約数ペア:

[(1, 128309295), (3, 42769765), (5, 25661859), (15, 8553953), (23, 5578665), (41, 3129495), (47, 2729985), (69, 1859555), (115, 1115733), (123, 1043165), (141, 909995), (193, 664815), (205, 625899), (235, 545997), (345, 371911), (579, 221605), (615, 208633), (705, 181999), (943, 136065), (965, 132963), (1081, 118695), (1927, 66585), (2829, 45355), (2895, 44321), (3243, 39565), (4439, 28905), (4715, 27213), (5405, 23739), (5781, 22195), (7913, 16215), (9071, 14145), (9635, 13317)]