218840265

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{631}}^1$

素因数の和:1019

約数の個数: 64

約数和(自身を含む): 446545920

約数和(自身を除く): 227705655

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 367, 631, 945, 1101, 1835, 1893, 2569, 3155, 3303, 4417, 5505, 5679, 7707, 9465, 9909, 12845, 13251, 16515, 17037, 22085, 23121, 28395, 38535, 39753, 49545, 66255, 69363, 85185, 115605, 119259, 198765, 231577, 346815, 596295, 694731, 1157885, 1621039, 2084193, 3473655, 4863117, 6252579, 8105195, 10420965, 14589351, 24315585, 31262895, 43768053, 72946755, 218840265]

約数ペア:

[(1, 218840265), (3, 72946755), (5, 43768053), (7, 31262895), (9, 24315585), (15, 14589351), (21, 10420965), (27, 8105195), (35, 6252579), (45, 4863117), (63, 3473655), (105, 2084193), (135, 1621039), (189, 1157885), (315, 694731), (367, 596295), (631, 346815), (945, 231577), (1101, 198765), (1835, 119259), (1893, 115605), (2569, 85185), (3155, 69363), (3303, 66255), (4417, 49545), (5505, 39753), (5679, 38535), (7707, 28395), (9465, 23121), (9909, 22085), (12845, 17037), (13251, 16515)]