28948605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11987}}^1$

素因数の和:12025

約数の個数: 32

約数和(自身を含む): 55240704

約数和(自身を除く): 26292099

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 11987, 35961, 59935, 83909, 179805, 251727, 275701, 419545, 827103, 1258635, 1378505, 1929907, 4135515, 5789721, 9649535, 28948605]

約数ペア:

[(1, 28948605), (3, 9649535), (5, 5789721), (7, 4135515), (15, 1929907), (21, 1378505), (23, 1258635), (35, 827103), (69, 419545), (105, 275701), (115, 251727), (161, 179805), (345, 83909), (483, 59935), (805, 35961), (2415, 11987)]