291254265

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:571

約数の個数: 64

約数和(自身を含む): 535265280

約数和(自身を除く): 244011015

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 131, 135, 215, 383, 387, 393, 645, 655, 1149, 1161, 1179, 1915, 1935, 1965, 3447, 3537, 5633, 5745, 5805, 5895, 10341, 16469, 16899, 17235, 17685, 28165, 49407, 50173, 50697, 51705, 82345, 84495, 148221, 150519, 152091, 247035, 250865, 253485, 444663, 451557, 741105, 752595, 760455, 1354671, 2157439, 2223315, 2257785, 6472317, 6773355, 10787195, 19416951, 32361585, 58250853, 97084755, 291254265]

約数ペア:

[(1, 291254265), (3, 97084755), (5, 58250853), (9, 32361585), (15, 19416951), (27, 10787195), (43, 6773355), (45, 6472317), (129, 2257785), (131, 2223315), (135, 2157439), (215, 1354671), (383, 760455), (387, 752595), (393, 741105), (645, 451557), (655, 444663), (1149, 253485), (1161, 250865), (1179, 247035), (1915, 152091), (1935, 150519), (1965, 148221), (3447, 84495), (3537, 82345), (5633, 51705), (5745, 50697), (5805, 50173), (5895, 49407), (10341, 28165), (16469, 17685), (16899, 17235)]