20162173815

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{9143843}}^1$

素因数の和:9143868

約数の個数: 36

約数和(自身を含む): 40653530424

約数和(自身を除く): 20491356609

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 9143843, 27431529, 45719215, 64006901, 82294587, 137157645, 192020703, 320034505, 411472935, 448048307, 576062109, 960103515, 1344144921, 2240241535, 2880310545, 4032434763, 6720724605, 20162173815]

約数ペア:

[(1, 20162173815), (3, 6720724605), (5, 4032434763), (7, 2880310545), (9, 2240241535), (15, 1344144921), (21, 960103515), (35, 576062109), (45, 448048307), (49, 411472935), (63, 320034505), (105, 192020703), (147, 137157645), (245, 82294587), (315, 64006901), (441, 45719215), (735, 27431529), (2205, 9143843)]