7773870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:697

約数の個数: 64

約数和(自身を含む): 20772864

約数和(自身を除く): 12998994

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 643, 806, 930, 1209, 1286, 1929, 2015, 2418, 3215, 3858, 4030, 6045, 6430, 8359, 9645, 12090, 16718, 19290, 19933, 25077, 39866, 41795, 50154, 59799, 83590, 99665, 119598, 125385, 199330, 250770, 259129, 298995, 518258, 597990, 777387, 1295645, 1554774, 2591290, 3886935, 7773870]

約数ペア:

[(1, 7773870), (2, 3886935), (3, 2591290), (5, 1554774), (6, 1295645), (10, 777387), (13, 597990), (15, 518258), (26, 298995), (30, 259129), (31, 250770), (39, 199330), (62, 125385), (65, 119598), (78, 99665), (93, 83590), (130, 59799), (155, 50154), (186, 41795), (195, 39866), (310, 25077), (390, 19933), (403, 19290), (465, 16718), (643, 12090), (806, 9645), (930, 8359), (1209, 6430), (1286, 6045), (1929, 4030), (2015, 3858), (2418, 3215)]