2438975

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1$

素因数の和:216

約数の個数: 36

約数和(自身を含む): 3859128

約数和(自身を除く): 1420153

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 175, 181, 245, 275, 385, 539, 905, 1225, 1267, 1925, 1991, 2695, 4525, 6335, 8869, 9955, 13475, 13937, 31675, 44345, 49775, 69685, 97559, 221725, 348425, 487795, 2438975]

約数ペア:

[(1, 2438975), (5, 487795), (7, 348425), (11, 221725), (25, 97559), (35, 69685), (49, 49775), (55, 44345), (77, 31675), (175, 13937), (181, 13475), (245, 9955), (275, 8869), (385, 6335), (539, 4525), (905, 2695), (1225, 1991), (1267, 1925)]