28004808

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89759}}^1$

素因数の和:89781

約数の個数: 32

約数和(自身を含む): 75398400

約数和(自身を除く): 47393592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 89759, 179518, 269277, 359036, 538554, 718072, 1077108, 1166867, 2154216, 2333734, 3500601, 4667468, 7001202, 9334936, 14002404, 28004808]

約数ペア:

[(1, 28004808), (2, 14002404), (3, 9334936), (4, 7001202), (6, 4667468), (8, 3500601), (12, 2333734), (13, 2154216), (24, 1166867), (26, 1077108), (39, 718072), (52, 538554), (78, 359036), (104, 269277), (156, 179518), (312, 89759)]