27872425

素因数分解:

$5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:458

約数の個数: 36

約数和(自身を含む): 40973196

約数和(自身を除く): 13100771

約数列:

[1, 5, 7, 25, 35, 49, 61, 175, 245, 305, 373, 427, 1225, 1525, 1865, 2135, 2611, 2989, 9325, 10675, 13055, 14945, 18277, 22753, 65275, 74725, 91385, 113765, 159271, 456925, 568825, 796355, 1114897, 3981775, 5574485, 27872425]

約数ペア:

[(1, 27872425), (5, 5574485), (7, 3981775), (25, 1114897), (35, 796355), (49, 568825), (61, 456925), (175, 159271), (245, 113765), (305, 91385), (373, 74725), (427, 65275), (1225, 22753), (1525, 18277), (1865, 14945), (2135, 13055), (2611, 10675), (2989, 9325)]