389616194877

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1049}}^1\times {\mathrm{18637}}^1$

素因数の和:19782

約数の個数: 64

約数和(自身を含む): 648781324800

約数和(自身を除く): 259165129923

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 949, 1049, 1533, 2847, 3147, 6643, 7343, 13637, 18637, 19929, 22029, 40911, 55911, 76577, 95459, 130459, 229731, 242281, 286377, 391377, 536039, 726843, 995501, 1360501, 1608117, 1695967, 2986503, 4081503, 5087901, 6968507, 9523507, 17686513, 19550213, 20905521, 28570521, 53059539, 58650639, 123805591, 136851491, 254152769, 371416773, 410554473, 762458307, 1427165549, 1779069383, 4281496647, 5337208149, 9990158843, 18553152137, 29970476529, 55659456411, 129872064959, 389616194877]

約数ペア:

[(1, 389616194877), (3, 129872064959), (7, 55659456411), (13, 29970476529), (21, 18553152137), (39, 9990158843), (73, 5337208149), (91, 4281496647), (219, 1779069383), (273, 1427165549), (511, 762458307), (949, 410554473), (1049, 371416773), (1533, 254152769), (2847, 136851491), (3147, 123805591), (6643, 58650639), (7343, 53059539), (13637, 28570521), (18637, 20905521), (19929, 19550213), (22029, 17686513), (40911, 9523507), (55911, 6968507), (76577, 5087901), (95459, 4081503), (130459, 2986503), (229731, 1695967), (242281, 1608117), (286377, 1360501), (391377, 995501), (536039, 726843)]