7382925

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 15281760

約数和(自身を除く): 7898835

約数列:

[1, 3, 5, 9, 11, 15, 19, 25, 33, 45, 55, 57, 75, 95, 99, 157, 165, 171, 209, 225, 275, 285, 471, 475, 495, 627, 785, 825, 855, 1045, 1413, 1425, 1727, 1881, 2355, 2475, 2983, 3135, 3925, 4275, 5181, 5225, 7065, 8635, 8949, 9405, 11775, 14915, 15543, 15675, 25905, 26847, 32813, 35325, 43175, 44745, 47025, 74575, 77715, 98439, 129525, 134235, 164065, 223725, 295317, 388575, 492195, 671175, 820325, 1476585, 2460975, 7382925]

約数ペア:

[(1, 7382925), (3, 2460975), (5, 1476585), (9, 820325), (11, 671175), (15, 492195), (19, 388575), (25, 295317), (33, 223725), (45, 164065), (55, 134235), (57, 129525), (75, 98439), (95, 77715), (99, 74575), (157, 47025), (165, 44745), (171, 43175), (209, 35325), (225, 32813), (275, 26847), (285, 25905), (471, 15675), (475, 15543), (495, 14915), (627, 11775), (785, 9405), (825, 8949), (855, 8635), (1045, 7065), (1413, 5225), (1425, 5181), (1727, 4275), (1881, 3925), (2355, 3135), (2475, 2983)]