25285365

素因数分解:

$3^6\times 5^1\times 7^1\times {\mathrm{991}}^1$

素因数の和:1021

約数の個数: 56

約数和(自身を含む): 52044288

約数和(自身を除く): 26758923

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 729, 945, 991, 1215, 1701, 2835, 2973, 3645, 4955, 5103, 6937, 8505, 8919, 14865, 20811, 25515, 26757, 34685, 44595, 62433, 80271, 104055, 133785, 187299, 240813, 312165, 401355, 561897, 722439, 936495, 1204065, 1685691, 2809485, 3612195, 5057073, 8428455, 25285365]

約数ペア:

[(1, 25285365), (3, 8428455), (5, 5057073), (7, 3612195), (9, 2809485), (15, 1685691), (21, 1204065), (27, 936495), (35, 722439), (45, 561897), (63, 401355), (81, 312165), (105, 240813), (135, 187299), (189, 133785), (243, 104055), (315, 80271), (405, 62433), (567, 44595), (729, 34685), (945, 26757), (991, 25515), (1215, 20811), (1701, 14865), (2835, 8919), (2973, 8505), (3645, 6937), (4955, 5103)]