381805893

素因数分解:

$3^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 718391520

約数和(自身を除く): 336585627

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 61, 63, 81, 83, 133, 147, 171, 183, 189, 249, 399, 427, 441, 513, 549, 567, 581, 747, 931, 1159, 1197, 1281, 1323, 1539, 1577, 1647, 1743, 2241, 2793, 2989, 3477, 3591, 3843, 3969, 4067, 4731, 4941, 5063, 5229, 6723, 8113, 8379, 8967, 10431, 10773, 11039, 11529, 12201, 14193, 15189, 15687, 24339, 25137, 26901, 31293, 33117, 34587, 35441, 36603, 42579, 45567, 47061, 56791, 73017, 75411, 77273, 80703, 93879, 96197, 99351, 106323, 109809, 127737, 136701, 170373, 219051, 231819, 242109, 248087, 288591, 298053, 318969, 329427, 410103, 511119, 657153, 673379, 695457, 744261, 865773, 894159, 956907, 1533357, 2020137, 2086371, 2232783, 2597319, 2870721, 4600071, 4713653, 6060411, 6259113, 6698349, 7791957, 14140959, 18181233, 20095047, 42422877, 54543699, 127268631, 381805893]

約数ペア:

[(1, 381805893), (3, 127268631), (7, 54543699), (9, 42422877), (19, 20095047), (21, 18181233), (27, 14140959), (49, 7791957), (57, 6698349), (61, 6259113), (63, 6060411), (81, 4713653), (83, 4600071), (133, 2870721), (147, 2597319), (171, 2232783), (183, 2086371), (189, 2020137), (249, 1533357), (399, 956907), (427, 894159), (441, 865773), (513, 744261), (549, 695457), (567, 673379), (581, 657153), (747, 511119), (931, 410103), (1159, 329427), (1197, 318969), (1281, 298053), (1323, 288591), (1539, 248087), (1577, 242109), (1647, 231819), (1743, 219051), (2241, 170373), (2793, 136701), (2989, 127737), (3477, 109809), (3591, 106323), (3843, 99351), (3969, 96197), (4067, 93879), (4731, 80703), (4941, 77273), (5063, 75411), (5229, 73017), (6723, 56791), (8113, 47061), (8379, 45567), (8967, 42579), (10431, 36603), (10773, 35441), (11039, 34587), (11529, 33117), (12201, 31293), (14193, 26901), (15189, 25137), (15687, 24339)]