8521443

素因数分解:

$3^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:158

約数の個数: 60

約数和(自身を含む): 15725160

約数和(自身を除く): 7203717

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 81, 113, 133, 147, 171, 189, 339, 399, 441, 513, 567, 791, 931, 1017, 1197, 1323, 1539, 2147, 2373, 2793, 3051, 3591, 3969, 5537, 6441, 7119, 8379, 9153, 10773, 15029, 16611, 19323, 21357, 25137, 45087, 49833, 57969, 64071, 75411, 105203, 135261, 149499, 173907, 315609, 405783, 448497, 946827, 1217349, 2840481, 8521443]

約数ペア:

[(1, 8521443), (3, 2840481), (7, 1217349), (9, 946827), (19, 448497), (21, 405783), (27, 315609), (49, 173907), (57, 149499), (63, 135261), (81, 105203), (113, 75411), (133, 64071), (147, 57969), (171, 49833), (189, 45087), (339, 25137), (399, 21357), (441, 19323), (513, 16611), (567, 15029), (791, 10773), (931, 9153), (1017, 8379), (1197, 7119), (1323, 6441), (1539, 5537), (2147, 3969), (2373, 3591), (2793, 3051)]