25181118

素因数分解:

$2^1\times 3^8\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:146

約数の個数: 72

約数和(自身を含む): 60226920

約数和(自身を除く): 35045802

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 101, 114, 162, 171, 202, 243, 303, 342, 486, 513, 606, 729, 909, 1026, 1458, 1539, 1818, 1919, 2187, 2727, 3078, 3838, 4374, 4617, 5454, 5757, 6561, 8181, 9234, 11514, 13122, 13851, 16362, 17271, 24543, 27702, 34542, 41553, 49086, 51813, 73629, 83106, 103626, 124659, 147258, 155439, 220887, 249318, 310878, 441774, 466317, 662661, 932634, 1325322, 1398951, 2797902, 4196853, 8393706, 12590559, 25181118]

約数ペア:

[(1, 25181118), (2, 12590559), (3, 8393706), (6, 4196853), (9, 2797902), (18, 1398951), (19, 1325322), (27, 932634), (38, 662661), (54, 466317), (57, 441774), (81, 310878), (101, 249318), (114, 220887), (162, 155439), (171, 147258), (202, 124659), (243, 103626), (303, 83106), (342, 73629), (486, 51813), (513, 49086), (606, 41553), (729, 34542), (909, 27702), (1026, 24543), (1458, 17271), (1539, 16362), (1818, 13851), (1919, 13122), (2187, 11514), (2727, 9234), (3078, 8181), (3838, 6561), (4374, 5757), (4617, 5454)]