28147626

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:540

約数の個数: 72

約数和(自身を含む): 69657120

約数和(自身を除く): 41509494

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 169, 171, 234, 247, 338, 342, 487, 494, 507, 741, 974, 1014, 1461, 1482, 1521, 2223, 2922, 3042, 3211, 4383, 4446, 6331, 6422, 8766, 9253, 9633, 12662, 18506, 18993, 19266, 27759, 28899, 37986, 55518, 56979, 57798, 82303, 83277, 113958, 120289, 164606, 166554, 240578, 246909, 360867, 493818, 721734, 740727, 1082601, 1481454, 1563757, 2165202, 3127514, 4691271, 9382542, 14073813, 28147626]

約数ペア:

[(1, 28147626), (2, 14073813), (3, 9382542), (6, 4691271), (9, 3127514), (13, 2165202), (18, 1563757), (19, 1481454), (26, 1082601), (38, 740727), (39, 721734), (57, 493818), (78, 360867), (114, 246909), (117, 240578), (169, 166554), (171, 164606), (234, 120289), (247, 113958), (338, 83277), (342, 82303), (487, 57798), (494, 56979), (507, 55518), (741, 37986), (974, 28899), (1014, 27759), (1461, 19266), (1482, 18993), (1521, 18506), (2223, 12662), (2922, 9633), (3042, 9253), (3211, 8766), (4383, 6422), (4446, 6331)]