211025661

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{3251}}^1$

素因数の和:3553

約数の個数: 32

約数和(自身を含む): 352152576

約数和(自身を除く): 141126915

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 281, 843, 1967, 3091, 3251, 5901, 9273, 9753, 21637, 22757, 35761, 64911, 68271, 107283, 250327, 750981, 913531, 2740593, 6394717, 10048841, 19184151, 30146523, 70341887, 211025661]

約数ペア:

[(1, 211025661), (3, 70341887), (7, 30146523), (11, 19184151), (21, 10048841), (33, 6394717), (77, 2740593), (231, 913531), (281, 750981), (843, 250327), (1967, 107283), (3091, 68271), (3251, 64911), (5901, 35761), (9273, 22757), (9753, 21637)]