1520967553

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1\times {\mathrm{379}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 1841875200

約数和(自身を除く): 320907647

約数列:

[1, 7, 29, 53, 203, 371, 373, 379, 1537, 2611, 2653, 10759, 10817, 10991, 19769, 20087, 75719, 76937, 138383, 140609, 141367, 573301, 582523, 989569, 4013107, 4077661, 4099643, 7492451, 28697501, 52447157, 217281079, 1520967553]

約数ペア:

[(1, 1520967553), (7, 217281079), (29, 52447157), (53, 28697501), (203, 7492451), (371, 4099643), (373, 4077661), (379, 4013107), (1537, 989569), (2611, 582523), (2653, 573301), (10759, 141367), (10817, 140609), (10991, 138383), (19769, 76937), (20087, 75719)]