3937492804

素因数分解:

$2^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{643}}^1$

素因数の和:1017

約数の個数: 72

約数和(自身を含む): 8119809600

約数和(自身を除く): 4182316796

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 157, 196, 199, 314, 398, 628, 643, 796, 1099, 1286, 1393, 2198, 2572, 2786, 4396, 4501, 5572, 7693, 9002, 9751, 15386, 18004, 19502, 30772, 31243, 31507, 39004, 62486, 63014, 100951, 124972, 126028, 127957, 201902, 218701, 255914, 403804, 437402, 511828, 706657, 874804, 895699, 1413314, 1530907, 1791398, 2826628, 3061814, 3582796, 4946599, 6123628, 6269893, 9893198, 12539786, 19786396, 20089249, 25079572, 40178498, 80356996, 140624743, 281249486, 562498972, 984373201, 1968746402, 3937492804]

約数ペア:

[(1, 3937492804), (2, 1968746402), (4, 984373201), (7, 562498972), (14, 281249486), (28, 140624743), (49, 80356996), (98, 40178498), (157, 25079572), (196, 20089249), (199, 19786396), (314, 12539786), (398, 9893198), (628, 6269893), (643, 6123628), (796, 4946599), (1099, 3582796), (1286, 3061814), (1393, 2826628), (2198, 1791398), (2572, 1530907), (2786, 1413314), (4396, 895699), (4501, 874804), (5572, 706657), (7693, 511828), (9002, 437402), (9751, 403804), (15386, 255914), (18004, 218701), (19502, 201902), (30772, 127957), (31243, 126028), (31507, 124972), (39004, 100951), (62486, 63014)]