51849204561

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{20021}}^1$

素因数の和:20183

約数の個数: 96

約数和(自身を含む): 96851379456

約数和(自身を除く): 45002174895

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 63, 77, 99, 101, 111, 231, 259, 303, 333, 407, 693, 707, 777, 909, 1111, 1221, 2121, 2331, 2849, 3333, 3663, 3737, 6363, 7777, 8547, 9999, 11211, 20021, 23331, 25641, 26159, 33633, 41107, 60063, 69993, 78477, 123321, 140147, 180189, 220231, 235431, 287749, 369963, 420441, 660693, 740777, 863247, 1261323, 1541617, 1982079, 2022121, 2222331, 2589741, 4624851, 5185439, 6066363, 6666993, 8148547, 13874553, 14154847, 15556317, 18199089, 22243331, 24445641, 42464541, 46668951, 57039829, 66729993, 73336923, 74818477, 127393623, 155703317, 171119487, 200189979, 224455431, 467109951, 513358461, 523729339, 673366293, 823003247, 1401329853, 1571188017, 2469009741, 4713564051, 5761022729, 7407029223, 17283068187, 51849204561]

約数ペア:

[(1, 51849204561), (3, 17283068187), (7, 7407029223), (9, 5761022729), (11, 4713564051), (21, 2469009741), (33, 1571188017), (37, 1401329853), (63, 823003247), (77, 673366293), (99, 523729339), (101, 513358461), (111, 467109951), (231, 224455431), (259, 200189979), (303, 171119487), (333, 155703317), (407, 127393623), (693, 74818477), (707, 73336923), (777, 66729993), (909, 57039829), (1111, 46668951), (1221, 42464541), (2121, 24445641), (2331, 22243331), (2849, 18199089), (3333, 15556317), (3663, 14154847), (3737, 13874553), (6363, 8148547), (7777, 6666993), (8547, 6066363), (9999, 5185439), (11211, 4624851), (20021, 2589741), (23331, 2222331), (25641, 2022121), (26159, 1982079), (33633, 1541617), (41107, 1261323), (60063, 863247), (69993, 740777), (78477, 660693), (123321, 420441), (140147, 369963), (180189, 287749), (220231, 235431)]