26280219

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 43192320

約数和(自身を除く): 16912101

約数列:

[1, 3, 7, 21, 31, 49, 73, 79, 93, 147, 217, 219, 237, 511, 553, 651, 1519, 1533, 1659, 2263, 2449, 3577, 3871, 4557, 5767, 6789, 7347, 10731, 11613, 15841, 17143, 17301, 40369, 47523, 51429, 110887, 120001, 121107, 178777, 282583, 332661, 360003, 536331, 847749, 1251439, 3754317, 8760073, 26280219]

約数ペア:

[(1, 26280219), (3, 8760073), (7, 3754317), (21, 1251439), (31, 847749), (49, 536331), (73, 360003), (79, 332661), (93, 282583), (147, 178777), (217, 121107), (219, 120001), (237, 110887), (511, 51429), (553, 47523), (651, 40369), (1519, 17301), (1533, 17143), (1659, 15841), (2263, 11613), (2449, 10731), (3577, 7347), (3871, 6789), (4557, 5767)]