15697831821

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{117331}}^1$

素因数の和:117641

約数の個数: 32

約数和(自身を含む): 25050851328

約数和(自身を除く): 9353019507

約数列:

[1, 3, 7, 21, 23, 69, 161, 277, 483, 831, 1939, 5817, 6371, 19113, 44597, 117331, 133791, 351993, 821317, 2463951, 2698613, 8095839, 18890291, 32500687, 56670873, 97502061, 227504809, 682514427, 747515801, 2242547403, 5232610607, 15697831821]

約数ペア:

[(1, 15697831821), (3, 5232610607), (7, 2242547403), (21, 747515801), (23, 682514427), (69, 227504809), (161, 97502061), (277, 56670873), (483, 32500687), (831, 18890291), (1939, 8095839), (5817, 2698613), (6371, 2463951), (19113, 821317), (44597, 351993), (117331, 133791)]