81255438

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21599}}^1$

素因数の和:21637

約数の個数: 48

約数和(自身を含む): 202176000

約数和(自身を除く): 120920562

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 418, 627, 1254, 1881, 3762, 21599, 43198, 64797, 129594, 194391, 237589, 388782, 410381, 475178, 712767, 820762, 1231143, 1425534, 2138301, 2462286, 3693429, 4276602, 4514191, 7386858, 9028382, 13542573, 27085146, 40627719, 81255438]

約数ペア:

[(1, 81255438), (2, 40627719), (3, 27085146), (6, 13542573), (9, 9028382), (11, 7386858), (18, 4514191), (19, 4276602), (22, 3693429), (33, 2462286), (38, 2138301), (57, 1425534), (66, 1231143), (99, 820762), (114, 712767), (171, 475178), (198, 410381), (209, 388782), (342, 237589), (418, 194391), (627, 129594), (1254, 64797), (1881, 43198), (3762, 21599)]