15271893

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 28129920

約数和(自身を除く): 12858027

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 63, 87, 91, 117, 203, 261, 273, 377, 609, 643, 819, 1131, 1827, 1929, 2639, 3393, 4501, 5787, 7917, 8359, 13503, 18647, 23751, 25077, 40509, 55941, 58513, 75231, 130529, 167823, 175539, 242411, 391587, 526617, 727233, 1174761, 1696877, 2181699, 5090631, 15271893]

約数ペア:

[(1, 15271893), (3, 5090631), (7, 2181699), (9, 1696877), (13, 1174761), (21, 727233), (29, 526617), (39, 391587), (63, 242411), (87, 175539), (91, 167823), (117, 130529), (203, 75231), (261, 58513), (273, 55941), (377, 40509), (609, 25077), (643, 23751), (819, 18647), (1131, 13503), (1827, 8359), (1929, 7917), (2639, 5787), (3393, 4501)]