621274863

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{19}}^2\times {\mathrm{431}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 963850752

約数和(自身を除く): 342575889

約数列:

[1, 3, 11, 19, 33, 57, 121, 209, 361, 363, 431, 627, 1083, 1293, 1331, 2299, 3971, 3993, 4741, 6897, 8189, 11913, 14223, 24567, 25289, 43681, 52151, 75867, 90079, 131043, 155591, 156453, 270237, 466773, 480491, 573661, 990869, 1441473, 1711501, 1720983, 2972607, 5134503, 10899559, 18826511, 32698677, 56479533, 207091621, 621274863]

約数ペア:

[(1, 621274863), (3, 207091621), (11, 56479533), (19, 32698677), (33, 18826511), (57, 10899559), (121, 5134503), (209, 2972607), (361, 1720983), (363, 1711501), (431, 1441473), (627, 990869), (1083, 573661), (1293, 480491), (1331, 466773), (2299, 270237), (3971, 156453), (3993, 155591), (4741, 131043), (6897, 90079), (8189, 75867), (11913, 52151), (14223, 43681), (24567, 25289)]