129486819

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 219098880

約数和(自身を除く): 89612061

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 131, 231, 363, 389, 393, 847, 917, 1167, 1441, 2541, 2723, 2751, 4279, 4323, 8169, 10087, 12837, 15851, 29953, 30261, 47069, 47553, 50959, 89859, 110957, 141207, 152877, 329483, 332871, 356713, 560549, 988449, 1070139, 1681647, 3923843, 6166039, 11771529, 18498117, 43162273, 129486819]

約数ペア:

[(1, 129486819), (3, 43162273), (7, 18498117), (11, 11771529), (21, 6166039), (33, 3923843), (77, 1681647), (121, 1070139), (131, 988449), (231, 560549), (363, 356713), (389, 332871), (393, 329483), (847, 152877), (917, 141207), (1167, 110957), (1441, 89859), (2541, 50959), (2723, 47553), (2751, 47069), (4279, 30261), (4323, 29953), (8169, 15851), (10087, 12837)]