259318215

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{19273}}^1$

素因数の和:19320

約数の個数: 48

約数和(自身を含む): 505132992

約数和(自身を除く): 245814777

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1495, 2691, 4485, 13455, 19273, 57819, 96365, 173457, 250549, 289095, 443279, 751647, 867285, 1252745, 1329837, 2216395, 2254941, 3758235, 3989511, 5762627, 6649185, 11274705, 17287881, 19947555, 28813135, 51863643, 86439405, 259318215]

約数ペア:

[(1, 259318215), (3, 86439405), (5, 51863643), (9, 28813135), (13, 19947555), (15, 17287881), (23, 11274705), (39, 6649185), (45, 5762627), (65, 3989511), (69, 3758235), (115, 2254941), (117, 2216395), (195, 1329837), (207, 1252745), (299, 867285), (345, 751647), (585, 443279), (897, 289095), (1035, 250549), (1495, 173457), (2691, 96365), (4485, 57819), (13455, 19273)]