1294889085

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{691}}^1$

素因数の和:1376

約数の個数: 80

約数和(自身を含む): 2660668032

約数和(自身を除く): 1365778947

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 661, 691, 945, 1983, 2073, 2835, 3305, 3455, 4627, 4837, 5949, 6219, 9915, 10365, 13881, 14511, 17847, 18657, 23135, 24185, 29745, 31095, 41643, 43533, 53541, 55971, 69405, 72555, 89235, 93285, 124929, 130599, 208215, 217665, 267705, 279855, 374787, 391797, 456751, 624645, 652995, 1370253, 1873935, 1958985, 2283755, 3197257, 4110759, 6851265, 9591771, 12332277, 15986285, 20553795, 28775313, 36996831, 47958855, 61661385, 86325939, 143876565, 184984155, 258977817, 431629695, 1294889085]

約数ペア:

[(1, 1294889085), (3, 431629695), (5, 258977817), (7, 184984155), (9, 143876565), (15, 86325939), (21, 61661385), (27, 47958855), (35, 36996831), (45, 28775313), (63, 20553795), (81, 15986285), (105, 12332277), (135, 9591771), (189, 6851265), (315, 4110759), (405, 3197257), (567, 2283755), (661, 1958985), (691, 1873935), (945, 1370253), (1983, 652995), (2073, 624645), (2835, 456751), (3305, 391797), (3455, 374787), (4627, 279855), (4837, 267705), (5949, 217665), (6219, 208215), (9915, 130599), (10365, 124929), (13881, 93285), (14511, 89235), (17847, 72555), (18657, 69405), (23135, 55971), (24185, 53541), (29745, 43533), (31095, 41643)]