28822955

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 41558400

約数和(自身を除く): 12735445

約数列:

[1, 5, 7, 29, 35, 73, 145, 203, 365, 389, 511, 1015, 1945, 2117, 2555, 2723, 10585, 11281, 13615, 14819, 28397, 56405, 74095, 78967, 141985, 198779, 394835, 823513, 993895, 4117565, 5764591, 28822955]

約数ペア:

[(1, 28822955), (5, 5764591), (7, 4117565), (29, 993895), (35, 823513), (73, 394835), (145, 198779), (203, 141985), (365, 78967), (389, 74095), (511, 56405), (1015, 28397), (1945, 14819), (2117, 13615), (2555, 11281), (2723, 10585)]