7123875

素因数分解:

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

素因数の和:197

約数の個数: 48

約数和(自身を含む): 13112736

約数和(自身を除く): 5988861

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 125, 157, 165, 275, 363, 375, 471, 605, 785, 825, 1375, 1727, 1815, 2355, 3025, 3925, 4125, 5181, 8635, 9075, 11775, 15125, 18997, 19625, 25905, 43175, 45375, 56991, 58875, 94985, 129525, 215875, 284955, 474925, 647625, 1424775, 2374625, 7123875]

約数ペア:

[(1, 7123875), (3, 2374625), (5, 1424775), (11, 647625), (15, 474925), (25, 284955), (33, 215875), (55, 129525), (75, 94985), (121, 58875), (125, 56991), (157, 45375), (165, 43175), (275, 25905), (363, 19625), (375, 18997), (471, 15125), (605, 11775), (785, 9075), (825, 8635), (1375, 5181), (1727, 4125), (1815, 3925), (2355, 3025)]