251117776

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{13267}}^1$

素因数の和:13308

約数の個数: 60

約数和(自身を含む): 602154912

約数和(自身を除く): 351037136

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 1183, 1352, 1456, 2366, 2704, 4732, 9464, 13267, 18928, 26534, 53068, 92869, 106136, 172471, 185738, 212272, 344942, 371476, 689884, 742952, 1207297, 1379768, 1485904, 2242123, 2414594, 2759536, 4484246, 4829188, 8968492, 9658376, 15694861, 17936984, 19316752, 31389722, 35873968, 62779444, 125558888, 251117776]

約数ペア:

[(1, 251117776), (2, 125558888), (4, 62779444), (7, 35873968), (8, 31389722), (13, 19316752), (14, 17936984), (16, 15694861), (26, 9658376), (28, 8968492), (52, 4829188), (56, 4484246), (91, 2759536), (104, 2414594), (112, 2242123), (169, 1485904), (182, 1379768), (208, 1207297), (338, 742952), (364, 689884), (676, 371476), (728, 344942), (1183, 212272), (1352, 185738), (1456, 172471), (2366, 106136), (2704, 92869), (4732, 53068), (9464, 26534), (13267, 18928)]