78966225

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{8999}}^1$

素因数の和:9031

約数の個数: 48

約数和(自身を含む): 156240000

約数和(自身を除く): 77273775

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 325, 351, 585, 675, 975, 1755, 2925, 8775, 8999, 26997, 44995, 80991, 116987, 134985, 224975, 242973, 350961, 404955, 584935, 674925, 1052883, 1214865, 1754805, 2024775, 2924675, 3158649, 5264415, 6074325, 8774025, 15793245, 26322075, 78966225]

約数ペア:

[(1, 78966225), (3, 26322075), (5, 15793245), (9, 8774025), (13, 6074325), (15, 5264415), (25, 3158649), (27, 2924675), (39, 2024775), (45, 1754805), (65, 1214865), (75, 1052883), (117, 674925), (135, 584935), (195, 404955), (225, 350961), (325, 242973), (351, 224975), (585, 134985), (675, 116987), (975, 80991), (1755, 44995), (2925, 26997), (8775, 8999)]