220492713

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{4583}}^1$

素因数の和:4701

約数の個数: 32

約数和(自身を含む): 352051200

約数和(自身を除く): 131558487

約数列:

[1, 3, 7, 21, 29, 79, 87, 203, 237, 553, 609, 1659, 2291, 4583, 6873, 13749, 16037, 32081, 48111, 96243, 132907, 362057, 398721, 930349, 1086171, 2534399, 2791047, 7603197, 10499653, 31498959, 73497571, 220492713]

約数ペア:

[(1, 220492713), (3, 73497571), (7, 31498959), (21, 10499653), (29, 7603197), (79, 2791047), (87, 2534399), (203, 1086171), (237, 930349), (553, 398721), (609, 362057), (1659, 132907), (2291, 96243), (4583, 48111), (6873, 32081), (13749, 16037)]