28057172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 58216704

約数和(自身を除く): 30159532

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 181, 271, 286, 362, 542, 572, 724, 1084, 1991, 2353, 2981, 3523, 3982, 4706, 5962, 7046, 7964, 9412, 11924, 14092, 25883, 38753, 49051, 51766, 77506, 98102, 103532, 155012, 196204, 539561, 637663, 1079122, 1275326, 2158244, 2550652, 7014293, 14028586, 28057172]

約数ペア:

[(1, 28057172), (2, 14028586), (4, 7014293), (11, 2550652), (13, 2158244), (22, 1275326), (26, 1079122), (44, 637663), (52, 539561), (143, 196204), (181, 155012), (271, 103532), (286, 98102), (362, 77506), (542, 51766), (572, 49051), (724, 38753), (1084, 25883), (1991, 14092), (2353, 11924), (2981, 9412), (3523, 7964), (3982, 7046), (4706, 5962)]