15381516

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{21013}}^1$

素因数の和:21081

約数の個数: 24

約数和(自身を含む): 36480304

約数和(自身を除く): 21098788

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 732, 21013, 42026, 63039, 84052, 126078, 252156, 1281793, 2563586, 3845379, 5127172, 7690758, 15381516]

約数ペア:

[(1, 15381516), (2, 7690758), (3, 5127172), (4, 3845379), (6, 2563586), (12, 1281793), (61, 252156), (122, 126078), (183, 84052), (244, 63039), (366, 42026), (732, 21013)]