28291432

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1367}}^1$

素因数の和:1585

約数の個数: 32

約数和(自身を含む): 57456000

約数和(自身を除く): 29164568

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 199, 398, 796, 1367, 1592, 2587, 2734, 5174, 5468, 10348, 10936, 17771, 20696, 35542, 71084, 142168, 272033, 544066, 1088132, 2176264, 3536429, 7072858, 14145716, 28291432]

約数ペア:

[(1, 28291432), (2, 14145716), (4, 7072858), (8, 3536429), (13, 2176264), (26, 1088132), (52, 544066), (104, 272033), (199, 142168), (398, 71084), (796, 35542), (1367, 20696), (1592, 17771), (2587, 10936), (2734, 10348), (5174, 5468)]