12785028291

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{19183}}^1$

素因数の和:19416

約数の個数: 48

約数和(自身を含む): 21547468800

約数和(自身を除く): 8762440509

約数列:

[1, 3, 7, 9, 21, 63, 71, 149, 213, 447, 497, 639, 1043, 1341, 1491, 3129, 4473, 9387, 10579, 19183, 31737, 57549, 74053, 95211, 134281, 172647, 222159, 402843, 666477, 1208529, 1361993, 2858267, 4085979, 8574801, 9533951, 12257937, 20007869, 25724403, 28601853, 60023607, 85805559, 180070821, 202936957, 608810871, 1420558699, 1826432613, 4261676097, 12785028291]

約数ペア:

[(1, 12785028291), (3, 4261676097), (7, 1826432613), (9, 1420558699), (21, 608810871), (63, 202936957), (71, 180070821), (149, 85805559), (213, 60023607), (447, 28601853), (497, 25724403), (639, 20007869), (1043, 12257937), (1341, 9533951), (1491, 8574801), (3129, 4085979), (4473, 2858267), (9387, 1361993), (10579, 1208529), (19183, 666477), (31737, 402843), (57549, 222159), (74053, 172647), (95211, 134281)]