1220807812

素因数分解:

$2^2\times 7^1\times {\mathrm{5669}}^1\times {\mathrm{7691}}^1$

素因数の和:13371

約数の個数: 24

約数和(自身を含む): 2442363840

約数和(自身を除く): 1221556028

約数列:

[1, 2, 4, 7, 14, 28, 5669, 7691, 11338, 15382, 22676, 30764, 39683, 53837, 79366, 107674, 158732, 215348, 43600279, 87200558, 174401116, 305201953, 610403906, 1220807812]

約数ペア:

[(1, 1220807812), (2, 610403906), (4, 305201953), (7, 174401116), (14, 87200558), (28, 43600279), (5669, 215348), (7691, 158732), (11338, 107674), (15382, 79366), (22676, 53837), (30764, 39683)]