15275315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 21159360

約数和(自身を除く): 5884045

約数列:

[1, 5, 11, 29, 55, 61, 145, 157, 305, 319, 671, 785, 1595, 1727, 1769, 3355, 4553, 8635, 8845, 9577, 19459, 22765, 47885, 50083, 97295, 105347, 250415, 277733, 526735, 1388665, 3055063, 15275315]

約数ペア:

[(1, 15275315), (5, 3055063), (11, 1388665), (29, 526735), (55, 277733), (61, 250415), (145, 105347), (157, 97295), (305, 50083), (319, 47885), (671, 22765), (785, 19459), (1595, 9577), (1727, 8845), (1769, 8635), (3355, 4553)]