520123266

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{15991}}^1$

素因数の和:16151

約数の個数: 48

約数和(自身を含む): 1222428480

約数和(自身を除く): 702305214

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 139, 234, 278, 417, 834, 1251, 1807, 2502, 3614, 5421, 10842, 15991, 16263, 31982, 32526, 47973, 95946, 143919, 207883, 287838, 415766, 623649, 1247298, 1870947, 2222749, 3741894, 4445498, 6668247, 13336494, 20004741, 28895737, 40009482, 57791474, 86687211, 173374422, 260061633, 520123266]

約数ペア:

[(1, 520123266), (2, 260061633), (3, 173374422), (6, 86687211), (9, 57791474), (13, 40009482), (18, 28895737), (26, 20004741), (39, 13336494), (78, 6668247), (117, 4445498), (139, 3741894), (234, 2222749), (278, 1870947), (417, 1247298), (834, 623649), (1251, 415766), (1807, 287838), (2502, 207883), (3614, 143919), (5421, 95946), (10842, 47973), (15991, 32526), (16263, 31982)]