131294226

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{131}}^1\times {\mathrm{487}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 309196800

約数和(自身を除く): 177902574

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 131, 147, 262, 294, 343, 393, 487, 686, 786, 917, 974, 1029, 1461, 1834, 2058, 2751, 2922, 3409, 5502, 6419, 6818, 10227, 12838, 19257, 20454, 23863, 38514, 44933, 47726, 63797, 71589, 89866, 127594, 134799, 143178, 167041, 191391, 269598, 334082, 382782, 446579, 501123, 893158, 1002246, 1339737, 2679474, 3126053, 6252106, 9378159, 18756318, 21882371, 43764742, 65647113, 131294226]

約数ペア:

[(1, 131294226), (2, 65647113), (3, 43764742), (6, 21882371), (7, 18756318), (14, 9378159), (21, 6252106), (42, 3126053), (49, 2679474), (98, 1339737), (131, 1002246), (147, 893158), (262, 501123), (294, 446579), (343, 382782), (393, 334082), (487, 269598), (686, 191391), (786, 167041), (917, 143178), (974, 134799), (1029, 127594), (1461, 89866), (1834, 71589), (2058, 63797), (2751, 47726), (2922, 44933), (3409, 38514), (5502, 23863), (6419, 20454), (6818, 19257), (10227, 12838)]