15661271528

素因数分解:

$2^3\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1221247}}^1$

素因数の和:1221489

約数の個数: 32

約数和(自身を含む): 33706444800

約数和(自身を除く): 18045173272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 229, 458, 916, 1603, 1832, 3206, 6412, 12824, 1221247, 2442494, 4884988, 8548729, 9769976, 17097458, 34194916, 68389832, 279665563, 559331126, 1118662252, 1957658941, 2237324504, 3915317882, 7830635764, 15661271528]

約数ペア:

[(1, 15661271528), (2, 7830635764), (4, 3915317882), (7, 2237324504), (8, 1957658941), (14, 1118662252), (28, 559331126), (56, 279665563), (229, 68389832), (458, 34194916), (916, 17097458), (1603, 9769976), (1832, 8548729), (3206, 4884988), (6412, 2442494), (12824, 1221247)]