28270788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25889}}^1$

素因数の和:25916

約数の個数: 48

約数和(自身を含む): 81191040

約数和(自身を除く): 52920252

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 25889, 51778, 77667, 103556, 155334, 181223, 310668, 336557, 362446, 543669, 673114, 724892, 1009671, 1087338, 1346228, 2019342, 2174676, 2355899, 4038684, 4711798, 7067697, 9423596, 14135394, 28270788]

約数ペア:

[(1, 28270788), (2, 14135394), (3, 9423596), (4, 7067697), (6, 4711798), (7, 4038684), (12, 2355899), (13, 2174676), (14, 2019342), (21, 1346228), (26, 1087338), (28, 1009671), (39, 724892), (42, 673114), (52, 543669), (78, 362446), (84, 336557), (91, 310668), (156, 181223), (182, 155334), (273, 103556), (364, 77667), (546, 51778), (1092, 25889)]