221593528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{7529}}^1$

素因数の和:7831

約数の個数: 32

約数和(自身を含む): 449089200

約数和(自身を除く): 227495672

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 283, 566, 1132, 2264, 3679, 7358, 7529, 14716, 15058, 29432, 30116, 60232, 97877, 195754, 391508, 783016, 2130707, 4261414, 8522828, 17045656, 27699191, 55398382, 110796764, 221593528]

約数ペア:

[(1, 221593528), (2, 110796764), (4, 55398382), (8, 27699191), (13, 17045656), (26, 8522828), (52, 4261414), (104, 2130707), (283, 783016), (566, 391508), (1132, 195754), (2264, 97877), (3679, 60232), (7358, 30116), (7529, 29432), (14716, 15058)]