28485142

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{619}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 51782400

約数和(自身を除く): 23297258

約数列:

[1, 2, 7, 14, 19, 38, 133, 173, 266, 346, 619, 1211, 1238, 2422, 3287, 4333, 6574, 8666, 11761, 23009, 23522, 46018, 82327, 107087, 164654, 214174, 749609, 1499218, 2034653, 4069306, 14242571, 28485142]

約数ペア:

[(1, 28485142), (2, 14242571), (7, 4069306), (14, 2034653), (19, 1499218), (38, 749609), (133, 214174), (173, 164654), (266, 107087), (346, 82327), (619, 46018), (1211, 23522), (1238, 23009), (2422, 11761), (3287, 8666), (4333, 6574)]