212911504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{751}}^1$

素因数の和:848

約数の個数: 80

約数和(自身を含む): 469969920

約数和(自身を除く): 257058416

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 47, 52, 58, 94, 104, 116, 188, 208, 232, 376, 377, 464, 611, 751, 752, 754, 1222, 1363, 1502, 1508, 2444, 2726, 3004, 3016, 4888, 5452, 6008, 6032, 9763, 9776, 10904, 12016, 17719, 19526, 21779, 21808, 35297, 35438, 39052, 43558, 70594, 70876, 78104, 87116, 141188, 141752, 156208, 174232, 282376, 283127, 283504, 348464, 458861, 564752, 566254, 917722, 1023613, 1132508, 1835444, 2047226, 2265016, 3670888, 4094452, 4530032, 7341776, 8188904, 13306969, 16377808, 26613938, 53227876, 106455752, 212911504]

約数ペア:

[(1, 212911504), (2, 106455752), (4, 53227876), (8, 26613938), (13, 16377808), (16, 13306969), (26, 8188904), (29, 7341776), (47, 4530032), (52, 4094452), (58, 3670888), (94, 2265016), (104, 2047226), (116, 1835444), (188, 1132508), (208, 1023613), (232, 917722), (376, 566254), (377, 564752), (464, 458861), (611, 348464), (751, 283504), (752, 283127), (754, 282376), (1222, 174232), (1363, 156208), (1502, 141752), (1508, 141188), (2444, 87116), (2726, 78104), (3004, 70876), (3016, 70594), (4888, 43558), (5452, 39052), (6008, 35438), (6032, 35297), (9763, 21808), (9776, 21779), (10904, 19526), (12016, 17719)]