261610596

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{558997}}^1$

素因数の和:559020

約数の個数: 36

約数和(自身を含む): 712163452

約数和(自身を除く): 450552856

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 558997, 1117994, 1676991, 2235988, 3353982, 5030973, 6707964, 7266961, 10061946, 14533922, 20123892, 21800883, 29067844, 43601766, 65402649, 87203532, 130805298, 261610596]

約数ペア:

[(1, 261610596), (2, 130805298), (3, 87203532), (4, 65402649), (6, 43601766), (9, 29067844), (12, 21800883), (13, 20123892), (18, 14533922), (26, 10061946), (36, 7266961), (39, 6707964), (52, 5030973), (78, 3353982), (117, 2235988), (156, 1676991), (234, 1117994), (468, 558997)]