28736700909

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1831}}^1\times {\mathrm{25771}}^1$

素因数の和:27641

約数の個数: 32

約数和(自身を含む): 45325731840

約数和(自身を除く): 16589030931

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 1831, 5493, 12817, 25771, 38451, 53099, 77313, 159297, 180397, 371693, 541191, 747359, 1115079, 2242077, 5231513, 15694539, 47186701, 141560103, 330306907, 990920721, 1368414329, 4105242987, 9578900303, 28736700909]

約数ペア:

[(1, 28736700909), (3, 9578900303), (7, 4105242987), (21, 1368414329), (29, 990920721), (87, 330306907), (203, 141560103), (609, 47186701), (1831, 15694539), (5493, 5231513), (12817, 2242077), (25771, 1115079), (38451, 747359), (53099, 541191), (77313, 371693), (159297, 180397)]