211092147

素因数分解:

$3^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:166

約数の個数: 96

約数和(自身を含む): 386880000

約数和(自身を除く): 175787853

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 59, 61, 63, 133, 147, 171, 177, 183, 343, 399, 413, 427, 441, 531, 549, 931, 1029, 1121, 1159, 1197, 1239, 1281, 2793, 2891, 2989, 3087, 3363, 3477, 3599, 3717, 3843, 6517, 7847, 8113, 8379, 8673, 8967, 10089, 10431, 10797, 19551, 20237, 20923, 23541, 24339, 25193, 26019, 26901, 32391, 54929, 56791, 58653, 60711, 62769, 68381, 70623, 73017, 75579, 164787, 170373, 176351, 182133, 188307, 205143, 226737, 384503, 397537, 478667, 494361, 511119, 529053, 615429, 1153509, 1192611, 1234457, 1436001, 1587159, 3350669, 3460527, 3577833, 3703371, 4308003, 10052007, 11110113, 23454683, 30156021, 70364049, 211092147]

約数ペア:

[(1, 211092147), (3, 70364049), (7, 30156021), (9, 23454683), (19, 11110113), (21, 10052007), (49, 4308003), (57, 3703371), (59, 3577833), (61, 3460527), (63, 3350669), (133, 1587159), (147, 1436001), (171, 1234457), (177, 1192611), (183, 1153509), (343, 615429), (399, 529053), (413, 511119), (427, 494361), (441, 478667), (531, 397537), (549, 384503), (931, 226737), (1029, 205143), (1121, 188307), (1159, 182133), (1197, 176351), (1239, 170373), (1281, 164787), (2793, 75579), (2891, 73017), (2989, 70623), (3087, 68381), (3363, 62769), (3477, 60711), (3599, 58653), (3717, 56791), (3843, 54929), (6517, 32391), (7847, 26901), (8113, 26019), (8379, 25193), (8673, 24339), (8967, 23541), (10089, 20923), (10431, 20237), (10797, 19551)]