15627885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^2$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 31065216

約数和(自身を除く): 15437331

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 107, 195, 273, 321, 455, 535, 749, 1365, 1391, 1605, 2247, 3745, 4173, 6955, 9737, 11235, 11449, 20865, 29211, 34347, 48685, 57245, 80143, 146055, 148837, 171735, 240429, 400715, 446511, 744185, 1041859, 1202145, 2232555, 3125577, 5209295, 15627885]

約数ペア:

[(1, 15627885), (3, 5209295), (5, 3125577), (7, 2232555), (13, 1202145), (15, 1041859), (21, 744185), (35, 446511), (39, 400715), (65, 240429), (91, 171735), (105, 148837), (107, 146055), (195, 80143), (273, 57245), (321, 48685), (455, 34347), (535, 29211), (749, 20865), (1365, 11449), (1391, 11235), (1605, 9737), (2247, 6955), (3745, 4173)]