189849128

素因数分解:

$2^3\times 7^3\times {\mathrm{43}}^1\times {\mathrm{1609}}^1$

素因数の和:1679

約数の個数: 64

約数和(自身を含む): 425040000

約数和(自身を除く): 235190872

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 49, 56, 86, 98, 172, 196, 301, 343, 344, 392, 602, 686, 1204, 1372, 1609, 2107, 2408, 2744, 3218, 4214, 6436, 8428, 11263, 12872, 14749, 16856, 22526, 29498, 45052, 58996, 69187, 78841, 90104, 117992, 138374, 157682, 276748, 315364, 484309, 551887, 553496, 630728, 968618, 1103774, 1937236, 2207548, 3390163, 3874472, 4415096, 6780326, 13560652, 23731141, 27121304, 47462282, 94924564, 189849128]

約数ペア:

[(1, 189849128), (2, 94924564), (4, 47462282), (7, 27121304), (8, 23731141), (14, 13560652), (28, 6780326), (43, 4415096), (49, 3874472), (56, 3390163), (86, 2207548), (98, 1937236), (172, 1103774), (196, 968618), (301, 630728), (343, 553496), (344, 551887), (392, 484309), (602, 315364), (686, 276748), (1204, 157682), (1372, 138374), (1609, 117992), (2107, 90104), (2408, 78841), (2744, 69187), (3218, 58996), (4214, 45052), (6436, 29498), (8428, 22526), (11263, 16856), (12872, 14749)]