220395615

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{3331}}^1$

素因数の和:3751

約数の個数: 32

約数和(自身を含む): 385765632

約数和(自身を除く): 165370017

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 401, 1203, 2005, 3331, 4411, 6015, 9993, 13233, 16655, 22055, 36641, 49965, 66165, 109923, 183205, 549615, 1335731, 4007193, 6678655, 14693041, 20035965, 44079123, 73465205, 220395615]

約数ペア:

[(1, 220395615), (3, 73465205), (5, 44079123), (11, 20035965), (15, 14693041), (33, 6678655), (55, 4007193), (165, 1335731), (401, 549615), (1203, 183205), (2005, 109923), (3331, 66165), (4411, 49965), (6015, 36641), (9993, 22055), (13233, 16655)]