221189724

素因数分解:

$2^2\times 3^3\times 7^4\times {\mathrm{853}}^1$

素因数の和:894

約数の個数: 120

約数和(自身を含む): 669775120

約数和(自身を除く): 448585396

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 343, 378, 441, 588, 686, 756, 853, 882, 1029, 1323, 1372, 1706, 1764, 2058, 2401, 2559, 2646, 3087, 3412, 4116, 4802, 5118, 5292, 5971, 6174, 7203, 7677, 9261, 9604, 10236, 11942, 12348, 14406, 15354, 17913, 18522, 21609, 23031, 23884, 28812, 30708, 35826, 37044, 41797, 43218, 46062, 53739, 64827, 71652, 83594, 86436, 92124, 107478, 125391, 129654, 161217, 167188, 214956, 250782, 259308, 292579, 322434, 376173, 501564, 585158, 644868, 752346, 877737, 1128519, 1170316, 1504692, 1755474, 2048053, 2257038, 2633211, 3510948, 4096106, 4514076, 5266422, 6144159, 7899633, 8192212, 10532844, 12288318, 15799266, 18432477, 24576636, 31598532, 36864954, 55297431, 73729908, 110594862, 221189724]

約数ペア:

[(1, 221189724), (2, 110594862), (3, 73729908), (4, 55297431), (6, 36864954), (7, 31598532), (9, 24576636), (12, 18432477), (14, 15799266), (18, 12288318), (21, 10532844), (27, 8192212), (28, 7899633), (36, 6144159), (42, 5266422), (49, 4514076), (54, 4096106), (63, 3510948), (84, 2633211), (98, 2257038), (108, 2048053), (126, 1755474), (147, 1504692), (189, 1170316), (196, 1128519), (252, 877737), (294, 752346), (343, 644868), (378, 585158), (441, 501564), (588, 376173), (686, 322434), (756, 292579), (853, 259308), (882, 250782), (1029, 214956), (1323, 167188), (1372, 161217), (1706, 129654), (1764, 125391), (2058, 107478), (2401, 92124), (2559, 86436), (2646, 83594), (3087, 71652), (3412, 64827), (4116, 53739), (4802, 46062), (5118, 43218), (5292, 41797), (5971, 37044), (6174, 35826), (7203, 30708), (7677, 28812), (9261, 23884), (9604, 23031), (10236, 21609), (11942, 18522), (12348, 17913), (14406, 15354)]