25780491

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1423}}^1$

素因数の和:1504

約数の個数: 32

約数和(自身を含む): 42378240

約数和(自身を除く): 16597749

約数列:

[1, 3, 9, 11, 27, 33, 61, 99, 183, 297, 549, 671, 1423, 1647, 2013, 4269, 6039, 12807, 15653, 18117, 38421, 46959, 86803, 140877, 260409, 422631, 781227, 954833, 2343681, 2864499, 8593497, 25780491]

約数ペア:

[(1, 25780491), (3, 8593497), (9, 2864499), (11, 2343681), (27, 954833), (33, 781227), (61, 422631), (99, 260409), (183, 140877), (297, 86803), (549, 46959), (671, 38421), (1423, 18117), (1647, 15653), (2013, 12807), (4269, 6039)]