15675121

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 20901888

約数和(自身を除く): 5226767

約数列:

[1, 7, 11, 23, 53, 77, 161, 167, 253, 371, 583, 1169, 1219, 1771, 1837, 3841, 4081, 8533, 8851, 12859, 13409, 26887, 42251, 61957, 93863, 97361, 203573, 295757, 681527, 1425011, 2239303, 15675121]

約数ペア:

[(1, 15675121), (7, 2239303), (11, 1425011), (23, 681527), (53, 295757), (77, 203573), (161, 97361), (167, 93863), (253, 61957), (371, 42251), (583, 26887), (1169, 13409), (1219, 12859), (1771, 8851), (1837, 8533), (3841, 4081)]